19139490

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23629}}^1$

素因数の和:23648

約数の個数: 40

約数和(自身を含む): 51466140

約数和(自身を除く): 32326650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23629, 47258, 70887, 118145, 141774, 212661, 236290, 354435, 425322, 637983, 708870, 1063305, 1275966, 1913949, 2126610, 3189915, 3827898, 6379830, 9569745, 19139490]

約数ペア:

[(1, 19139490), (2, 9569745), (3, 6379830), (5, 3827898), (6, 3189915), (9, 2126610), (10, 1913949), (15, 1275966), (18, 1063305), (27, 708870), (30, 637983), (45, 425322), (54, 354435), (81, 236290), (90, 212661), (135, 141774), (162, 118145), (270, 70887), (405, 47258), (810, 23629)]