18589686

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{353}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 38130048

約数和(自身を除く): 19540362

約数列:

[1, 2, 3, 6, 67, 131, 134, 201, 262, 353, 393, 402, 706, 786, 1059, 2118, 8777, 17554, 23651, 26331, 46243, 47302, 52662, 70953, 92486, 138729, 141906, 277458, 3098281, 6196562, 9294843, 18589686]

約数ペア:

[(1, 18589686), (2, 9294843), (3, 6196562), (6, 3098281), (67, 277458), (131, 141906), (134, 138729), (201, 92486), (262, 70953), (353, 52662), (393, 47302), (402, 46243), (706, 26331), (786, 23651), (1059, 17554), (2118, 8777)]