20906474

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{1861}}^1$

素因数の和:2041

約数の個数: 16

約数和(自身を含む): 32376456

約数和(自身を除く): 11469982

約数列:

[1, 2, 41, 82, 137, 274, 1861, 3722, 5617, 11234, 76301, 152602, 254957, 509914, 10453237, 20906474]

約数ペア:

[(1, 20906474), (2, 10453237), (41, 509914), (82, 254957), (137, 152602), (274, 76301), (1861, 11234), (3722, 5617)]