19555530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9181}}^1$

素因数の和:9262

約数の個数: 32

約数和(自身を含む): 47599488

約数和(自身を除く): 28043958

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 9181, 18362, 27543, 45905, 55086, 91810, 137715, 275430, 651851, 1303702, 1955553, 3259255, 3911106, 6518510, 9777765, 19555530]

約数ペア:

[(1, 19555530), (2, 9777765), (3, 6518510), (5, 3911106), (6, 3259255), (10, 1955553), (15, 1303702), (30, 651851), (71, 275430), (142, 137715), (213, 91810), (355, 55086), (426, 45905), (710, 27543), (1065, 18362), (2130, 9181)]