19158889420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{359}}^1\times {\mathrm{3323}}^1$

素因数の和:3775

約数の個数: 96

約数和(自身を含む): 44629885440

約数和(自身を除く): 25470996020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 73, 110, 146, 220, 292, 359, 365, 718, 730, 803, 1436, 1460, 1606, 1795, 3212, 3323, 3590, 3949, 4015, 6646, 7180, 7898, 8030, 13292, 15796, 16060, 16615, 19745, 26207, 33230, 36553, 39490, 52414, 66460, 73106, 78980, 104828, 131035, 146212, 182765, 242579, 262070, 288277, 365530, 485158, 524140, 576554, 731060, 970316, 1153108, 1192957, 1212895, 1441385, 2385914, 2425790, 2668369, 2882770, 4771828, 4851580, 5336738, 5765540, 5964785, 10673476, 11929570, 13122527, 13341845, 23859140, 26245054, 26683690, 52490108, 53367380, 65612635, 87085861, 131225270, 174171722, 262450540, 348343444, 435429305, 870858610, 957944471, 1741717220, 1915888942, 3831777884, 4789722355, 9579444710, 19158889420]

約数ペア:

[(1, 19158889420), (2, 9579444710), (4, 4789722355), (5, 3831777884), (10, 1915888942), (11, 1741717220), (20, 957944471), (22, 870858610), (44, 435429305), (55, 348343444), (73, 262450540), (110, 174171722), (146, 131225270), (220, 87085861), (292, 65612635), (359, 53367380), (365, 52490108), (718, 26683690), (730, 26245054), (803, 23859140), (1436, 13341845), (1460, 13122527), (1606, 11929570), (1795, 10673476), (3212, 5964785), (3323, 5765540), (3590, 5336738), (3949, 4851580), (4015, 4771828), (6646, 2882770), (7180, 2668369), (7898, 2425790), (8030, 2385914), (13292, 1441385), (15796, 1212895), (16060, 1192957), (16615, 1153108), (19745, 970316), (26207, 731060), (33230, 576554), (36553, 524140), (39490, 485158), (52414, 365530), (66460, 288277), (73106, 262070), (78980, 242579), (104828, 182765), (131035, 146212)]