20173671192

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{4099}}^1$

素因数の和:4421

約数の個数: 128

約数和(自身を含む): 54552960000

約数和(自身を除く): 34379288808

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 43, 57, 76, 86, 114, 129, 152, 172, 228, 251, 258, 344, 456, 502, 516, 753, 817, 1004, 1032, 1506, 1634, 2008, 2451, 3012, 3268, 4099, 4769, 4902, 6024, 6536, 8198, 9538, 9804, 10793, 12297, 14307, 16396, 19076, 19608, 21586, 24594, 28614, 32379, 32792, 38152, 43172, 49188, 57228, 64758, 77881, 86344, 98376, 114456, 129516, 155762, 176257, 205067, 233643, 259032, 311524, 352514, 410134, 467286, 528771, 615201, 623048, 705028, 820268, 934572, 1028849, 1057542, 1230402, 1410056, 1640536, 1869144, 2057698, 2115084, 2460804, 3086547, 3348883, 4115396, 4230168, 4921608, 6173094, 6697766, 8230792, 10046649, 12346188, 13395532, 19548131, 20093298, 24692376, 26791064, 39096262, 40186596, 44240507, 58644393, 78192524, 80373192, 88481014, 117288786, 132721521, 156385048, 176962028, 234577572, 265443042, 353924056, 469155144, 530886084, 840569633, 1061772168, 1681139266, 2521708899, 3362278532, 5043417798, 6724557064, 10086835596, 20173671192]

約数ペア:

[(1, 20173671192), (2, 10086835596), (3, 6724557064), (4, 5043417798), (6, 3362278532), (8, 2521708899), (12, 1681139266), (19, 1061772168), (24, 840569633), (38, 530886084), (43, 469155144), (57, 353924056), (76, 265443042), (86, 234577572), (114, 176962028), (129, 156385048), (152, 132721521), (172, 117288786), (228, 88481014), (251, 80373192), (258, 78192524), (344, 58644393), (456, 44240507), (502, 40186596), (516, 39096262), (753, 26791064), (817, 24692376), (1004, 20093298), (1032, 19548131), (1506, 13395532), (1634, 12346188), (2008, 10046649), (2451, 8230792), (3012, 6697766), (3268, 6173094), (4099, 4921608), (4769, 4230168), (4902, 4115396), (6024, 3348883), (6536, 3086547), (8198, 2460804), (9538, 2115084), (9804, 2057698), (10793, 1869144), (12297, 1640536), (14307, 1410056), (16396, 1230402), (19076, 1057542), (19608, 1028849), (21586, 934572), (24594, 820268), (28614, 705028), (32379, 623048), (32792, 615201), (38152, 528771), (43172, 467286), (49188, 410134), (57228, 352514), (64758, 311524), (77881, 259032), (86344, 233643), (98376, 205067), (114456, 176257), (129516, 155762)]