631568

素因数分解:

$2^4\times 7^1\times {\mathrm{5639}}^1$

素因数の和:5654

約数の個数: 20

約数和(自身を含む): 1398720

約数和(自身を除く): 767152

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 5639, 11278, 22556, 39473, 45112, 78946, 90224, 157892, 315784, 631568]

約数ペア:

[(1, 631568), (2, 315784), (4, 157892), (7, 90224), (8, 78946), (14, 45112), (16, 39473), (28, 22556), (56, 11278), (112, 5639)]