20475702926

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2207}}^1\times {\mathrm{21377}}^1$

素因数の和:23624

約数の個数: 32

約数和(自身を含む): 36251615232

約数和(自身を除く): 15775912306

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 2207, 4414, 15449, 21377, 30898, 42754, 68417, 136834, 149639, 299278, 478919, 662687, 957838, 1325374, 4638809, 9277618, 47179039, 94358078, 330253273, 660506546, 1462550209, 2925100418, 10237851463, 20475702926]

約数ペア:

[(1, 20475702926), (2, 10237851463), (7, 2925100418), (14, 1462550209), (31, 660506546), (62, 330253273), (217, 94358078), (434, 47179039), (2207, 9277618), (4414, 4638809), (15449, 1325374), (21377, 957838), (30898, 662687), (42754, 478919), (68417, 299278), (136834, 149639)]