20178570906

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{1597}}^1$

素因数の和:2101

約数の個数: 128

約数和(自身を含む): 49612147200

約数和(自身を除く): 29433576294

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 41, 54, 78, 82, 117, 123, 234, 246, 351, 369, 439, 533, 702, 738, 878, 1066, 1107, 1317, 1597, 1599, 2214, 2634, 3194, 3198, 3951, 4791, 4797, 5707, 7902, 9582, 9594, 11414, 11853, 14373, 14391, 17121, 17999, 20761, 23706, 28746, 28782, 34242, 35998, 41522, 43119, 51363, 53997, 62283, 65477, 86238, 102726, 107994, 124566, 130954, 154089, 161991, 186849, 196431, 233987, 308178, 323982, 373698, 392862, 467974, 485973, 560547, 589293, 701083, 701961, 851201, 971946, 1121094, 1178586, 1402166, 1403922, 1702402, 1767879, 2103249, 2105883, 2553603, 3535758, 4206498, 4211766, 5107206, 6309747, 6317649, 7660809, 9114079, 12619494, 12635298, 15321618, 18228158, 18929241, 22982427, 27342237, 28744403, 37858482, 45964854, 54684474, 57488806, 82026711, 86233209, 164053422, 172466418, 246080133, 258699627, 373677239, 492160266, 517399254, 747354478, 776098881, 1121031717, 1552197762, 2242063434, 3363095151, 6726190302, 10089285453, 20178570906]

約数ペア:

[(1, 20178570906), (2, 10089285453), (3, 6726190302), (6, 3363095151), (9, 2242063434), (13, 1552197762), (18, 1121031717), (26, 776098881), (27, 747354478), (39, 517399254), (41, 492160266), (54, 373677239), (78, 258699627), (82, 246080133), (117, 172466418), (123, 164053422), (234, 86233209), (246, 82026711), (351, 57488806), (369, 54684474), (439, 45964854), (533, 37858482), (702, 28744403), (738, 27342237), (878, 22982427), (1066, 18929241), (1107, 18228158), (1317, 15321618), (1597, 12635298), (1599, 12619494), (2214, 9114079), (2634, 7660809), (3194, 6317649), (3198, 6309747), (3951, 5107206), (4791, 4211766), (4797, 4206498), (5707, 3535758), (7902, 2553603), (9582, 2105883), (9594, 2103249), (11414, 1767879), (11853, 1702402), (14373, 1403922), (14391, 1402166), (17121, 1178586), (17999, 1121094), (20761, 971946), (23706, 851201), (28746, 701961), (28782, 701083), (34242, 589293), (35998, 560547), (41522, 485973), (43119, 467974), (51363, 392862), (53997, 373698), (62283, 323982), (65477, 308178), (86238, 233987), (102726, 196431), (107994, 186849), (124566, 161991), (130954, 154089)]