20967152

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{18457}}^1$

素因数の和:18536

約数の個数: 20

約数和(自身を含む): 41198256

約数和(自身を除く): 20231104

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 18457, 36914, 73828, 147656, 295312, 1310447, 2620894, 5241788, 10483576, 20967152]

約数ペア:

[(1, 20967152), (2, 10483576), (4, 5241788), (8, 2620894), (16, 1310447), (71, 295312), (142, 147656), (284, 73828), (568, 36914), (1136, 18457)]