17939452414

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{233}}^1\times {\mathrm{631}}^1$

素因数の和:930

約数の個数: 72

約数和(自身を含む): 30933585072

約数和(自身を除く): 12994132658

約数列:

[1, 2, 13, 19, 26, 38, 169, 233, 247, 338, 361, 466, 494, 631, 722, 1262, 3029, 3211, 4427, 4693, 6058, 6422, 8203, 8854, 9386, 11989, 16406, 23978, 39377, 57551, 61009, 78754, 84113, 106639, 115102, 122018, 147023, 155857, 168226, 213278, 227791, 294046, 311714, 455582, 748163, 1093469, 1496326, 1911299, 2026141, 2186938, 2793437, 2961283, 3822598, 4052282, 5586874, 5922566, 14215097, 24846887, 28430194, 36314681, 38496679, 49693774, 53075303, 72629362, 76993358, 106150606, 472090853, 689978939, 944181706, 1379957878, 8969726207, 17939452414]

約数ペア:

[(1, 17939452414), (2, 8969726207), (13, 1379957878), (19, 944181706), (26, 689978939), (38, 472090853), (169, 106150606), (233, 76993358), (247, 72629362), (338, 53075303), (361, 49693774), (466, 38496679), (494, 36314681), (631, 28430194), (722, 24846887), (1262, 14215097), (3029, 5922566), (3211, 5586874), (4427, 4052282), (4693, 3822598), (6058, 2961283), (6422, 2793437), (8203, 2186938), (8854, 2026141), (9386, 1911299), (11989, 1496326), (16406, 1093469), (23978, 748163), (39377, 455582), (57551, 311714), (61009, 294046), (78754, 227791), (84113, 213278), (106639, 168226), (115102, 155857), (122018, 147023)]