31684912

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2801}}^1$

素因数の和:2917

約数の個数: 40

約数和(自身を含む): 70879392

約数和(自身を除く): 39194480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2801, 2828, 5602, 5656, 11204, 11312, 19607, 22408, 39214, 44816, 78428, 156856, 282901, 313712, 565802, 1131604, 1980307, 2263208, 3960614, 4526416, 7921228, 15842456, 31684912]

約数ペア:

[(1, 31684912), (2, 15842456), (4, 7921228), (7, 4526416), (8, 3960614), (14, 2263208), (16, 1980307), (28, 1131604), (56, 565802), (101, 313712), (112, 282901), (202, 156856), (404, 78428), (707, 44816), (808, 39214), (1414, 22408), (1616, 19607), (2801, 11312), (2828, 11204), (5602, 5656)]