19497660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3571}}^1$

素因数の和:3603

約数の個数: 96

約数和(自身を含む): 67210752

約数和(自身を除く): 47713092

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 3571, 5460, 7142, 10713, 14284, 17855, 21426, 24997, 35710, 42852, 46423, 49994, 53565, 71420, 74991, 92846, 99988, 107130, 124985, 139269, 149982, 185692, 214260, 232115, 249970, 278538, 299964, 324961, 374955, 464230, 499940, 557076, 649922, 696345, 749910, 928460, 974883, 1299844, 1392690, 1499820, 1624805, 1949766, 2785380, 3249610, 3899532, 4874415, 6499220, 9748830, 19497660]

約数ペア:

[(1, 19497660), (2, 9748830), (3, 6499220), (4, 4874415), (5, 3899532), (6, 3249610), (7, 2785380), (10, 1949766), (12, 1624805), (13, 1499820), (14, 1392690), (15, 1299844), (20, 974883), (21, 928460), (26, 749910), (28, 696345), (30, 649922), (35, 557076), (39, 499940), (42, 464230), (52, 374955), (60, 324961), (65, 299964), (70, 278538), (78, 249970), (84, 232115), (91, 214260), (105, 185692), (130, 149982), (140, 139269), (156, 124985), (182, 107130), (195, 99988), (210, 92846), (260, 74991), (273, 71420), (364, 53565), (390, 49994), (420, 46423), (455, 42852), (546, 35710), (780, 24997), (910, 21426), (1092, 17855), (1365, 14284), (1820, 10713), (2730, 7142), (3571, 5460)]