20823656

素因数分解:

$2^3\times 7^1\times {\mathrm{371851}}^1$

素因数の和:371864

約数の個数: 16

約数和(自身を含む): 44622240

約数和(自身を除く): 23798584

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 371851, 743702, 1487404, 2602957, 2974808, 5205914, 10411828, 20823656]

約数ペア:

[(1, 20823656), (2, 10411828), (4, 5205914), (7, 2974808), (8, 2602957), (14, 1487404), (28, 743702), (56, 371851)]