20326732

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3861

約数の個数: 24

約数和(自身を含む): 37981440

約数和(自身を除く): 17654708

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 3767, 5396, 7534, 15068, 71573, 143146, 267457, 286292, 534914, 1069828, 5081683, 10163366, 20326732]

約数ペア:

[(1, 20326732), (2, 10163366), (4, 5081683), (19, 1069828), (38, 534914), (71, 286292), (76, 267457), (142, 143146), (284, 71573), (1349, 15068), (2698, 7534), (3767, 5396)]