18589290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{929}}^1$

素因数の和:991

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 29621910

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 929, 1334, 1858, 2001, 2787, 3335, 4002, 4645, 5574, 6670, 9290, 10005, 13935, 20010, 21367, 26941, 27870, 42734, 53882, 64101, 80823, 106835, 128202, 134705, 161646, 213670, 269410, 320505, 404115, 619643, 641010, 808230, 1239286, 1858929, 3098215, 3717858, 6196430, 9294645, 18589290]

約数ペア:

[(1, 18589290), (2, 9294645), (3, 6196430), (5, 3717858), (6, 3098215), (10, 1858929), (15, 1239286), (23, 808230), (29, 641010), (30, 619643), (46, 404115), (58, 320505), (69, 269410), (87, 213670), (115, 161646), (138, 134705), (145, 128202), (174, 106835), (230, 80823), (290, 64101), (345, 53882), (435, 42734), (667, 27870), (690, 26941), (870, 21367), (929, 20010), (1334, 13935), (1858, 10005), (2001, 9290), (2787, 6670), (3335, 5574), (4002, 4645)]