18665476

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:771

約数の個数: 24

約数和(自身を含む): 33516000

約数和(自身を除く): 14850524

約数列:

[1, 2, 4, 59, 118, 139, 236, 278, 556, 569, 1138, 2276, 8201, 16402, 32804, 33571, 67142, 79091, 134284, 158182, 316364, 4666369, 9332738, 18665476]

約数ペア:

[(1, 18665476), (2, 9332738), (4, 4666369), (59, 316364), (118, 158182), (139, 134284), (236, 79091), (278, 67142), (556, 33571), (569, 32804), (1138, 16402), (2276, 8201)]