19943474

素因数分解:

$2^1\times {\mathrm{29}}^2\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:298

約数の個数: 24

約数和(自身を含む): 31606848

約数和(自身を除く): 11663374

約数列:

[1, 2, 29, 58, 71, 142, 167, 334, 841, 1682, 2059, 4118, 4843, 9686, 11857, 23714, 59711, 119422, 140447, 280894, 343853, 687706, 9971737, 19943474]

約数ペア:

[(1, 19943474), (2, 9971737), (29, 687706), (58, 343853), (71, 280894), (142, 140447), (167, 119422), (334, 59711), (841, 23714), (1682, 11857), (2059, 9686), (4118, 4843)]