61684016

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89657}}^1$

素因数の和:89708

約数の個数: 20

約数和(自身を含む): 122293512

約数和(自身を除く): 60609496

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 89657, 179314, 358628, 717256, 1434512, 3855251, 7710502, 15421004, 30842008, 61684016]

約数ペア:

[(1, 61684016), (2, 30842008), (4, 15421004), (8, 7710502), (16, 3855251), (43, 1434512), (86, 717256), (172, 358628), (344, 179314), (688, 89657)]