18440984

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{787}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 36169200

約数和(自身を除く): 17728216

約数列:

[1, 2, 4, 8, 29, 58, 101, 116, 202, 232, 404, 787, 808, 1574, 2929, 3148, 5858, 6296, 11716, 22823, 23432, 45646, 79487, 91292, 158974, 182584, 317948, 635896, 2305123, 4610246, 9220492, 18440984]

約数ペア:

[(1, 18440984), (2, 9220492), (4, 4610246), (8, 2305123), (29, 635896), (58, 317948), (101, 182584), (116, 158974), (202, 91292), (232, 79487), (404, 45646), (787, 23432), (808, 22823), (1574, 11716), (2929, 6296), (3148, 5858)]