20001496992

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1\times {\mathrm{1553}}^1$

素因数の和:1915

約数の個数: 192

約数和(自身を含む): 57895326720

約数和(自身を除く): 37893829728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 32, 38, 46, 48, 57, 69, 76, 92, 96, 114, 138, 152, 184, 228, 276, 304, 307, 368, 437, 456, 552, 608, 614, 736, 874, 912, 921, 1104, 1228, 1311, 1553, 1748, 1824, 1842, 2208, 2456, 2622, 3106, 3496, 3684, 4659, 4912, 5244, 5833, 6212, 6992, 7061, 7368, 9318, 9824, 10488, 11666, 12424, 13984, 14122, 14736, 17499, 18636, 20976, 21183, 23332, 24848, 28244, 29472, 29507, 34998, 35719, 37272, 41952, 42366, 46664, 49696, 56488, 59014, 69996, 71438, 74544, 84732, 88521, 93328, 107157, 112976, 118028, 134159, 139992, 142876, 149088, 169464, 177042, 186656, 214314, 225952, 236056, 268318, 279984, 285752, 338928, 354084, 402477, 428628, 472112, 476771, 536636, 559968, 571504, 677856, 678661, 708168, 804954, 857256, 944224, 953542, 1073272, 1143008, 1357322, 1416336, 1430313, 1609908, 1714512, 1907084, 2035983, 2146544, 2714644, 2832672, 2860626, 3219816, 3429024, 3814168, 4071966, 4293088, 5429288, 5721252, 6439632, 7628336, 8143932, 9058649, 10858576, 10965733, 11442504, 12879264, 15256672, 16287864, 18117298, 21717152, 21931466, 22885008, 27175947, 32575728, 32897199, 36234596, 43862932, 45770016, 54351894, 65151456, 65794398, 72469192, 87725864, 108703788, 131588796, 144938384, 175451728, 208348927, 217407576, 263177592, 289876768, 350903456, 416697854, 434815152, 526355184, 625046781, 833395708, 869630304, 1052710368, 1250093562, 1666791416, 2500187124, 3333582832, 5000374248, 6667165664, 10000748496, 20001496992]

約数ペア:

[(1, 20001496992), (2, 10000748496), (3, 6667165664), (4, 5000374248), (6, 3333582832), (8, 2500187124), (12, 1666791416), (16, 1250093562), (19, 1052710368), (23, 869630304), (24, 833395708), (32, 625046781), (38, 526355184), (46, 434815152), (48, 416697854), (57, 350903456), (69, 289876768), (76, 263177592), (92, 217407576), (96, 208348927), (114, 175451728), (138, 144938384), (152, 131588796), (184, 108703788), (228, 87725864), (276, 72469192), (304, 65794398), (307, 65151456), (368, 54351894), (437, 45770016), (456, 43862932), (552, 36234596), (608, 32897199), (614, 32575728), (736, 27175947), (874, 22885008), (912, 21931466), (921, 21717152), (1104, 18117298), (1228, 16287864), (1311, 15256672), (1553, 12879264), (1748, 11442504), (1824, 10965733), (1842, 10858576), (2208, 9058649), (2456, 8143932), (2622, 7628336), (3106, 6439632), (3496, 5721252), (3684, 5429288), (4659, 4293088), (4912, 4071966), (5244, 3814168), (5833, 3429024), (6212, 3219816), (6992, 2860626), (7061, 2832672), (7368, 2714644), (9318, 2146544), (9824, 2035983), (10488, 1907084), (11666, 1714512), (12424, 1609908), (13984, 1430313), (14122, 1416336), (14736, 1357322), (17499, 1143008), (18636, 1073272), (20976, 953542), (21183, 944224), (23332, 857256), (24848, 804954), (28244, 708168), (29472, 678661), (29507, 677856), (34998, 571504), (35719, 559968), (37272, 536636), (41952, 476771), (42366, 472112), (46664, 428628), (49696, 402477), (56488, 354084), (59014, 338928), (69996, 285752), (71438, 279984), (74544, 268318), (84732, 236056), (88521, 225952), (93328, 214314), (107157, 186656), (112976, 177042), (118028, 169464), (134159, 149088), (139992, 142876)]