18513018

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 41633280

約数和(自身を除く): 23120262

約数列:

[1, 2, 3, 6, 9, 18, 47, 79, 94, 141, 158, 237, 277, 282, 423, 474, 554, 711, 831, 846, 1422, 1662, 2493, 3713, 4986, 7426, 11139, 13019, 21883, 22278, 26038, 33417, 39057, 43766, 65649, 66834, 78114, 117171, 131298, 196947, 234342, 393894, 1028501, 2057002, 3085503, 6171006, 9256509, 18513018]

約数ペア:

[(1, 18513018), (2, 9256509), (3, 6171006), (6, 3085503), (9, 2057002), (18, 1028501), (47, 393894), (79, 234342), (94, 196947), (141, 131298), (158, 117171), (237, 78114), (277, 66834), (282, 65649), (423, 43766), (474, 39057), (554, 33417), (711, 26038), (831, 22278), (846, 21883), (1422, 13019), (1662, 11139), (2493, 7426), (3713, 4986)]