20963188

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:751

約数の個数: 24

約数和(自身を含む): 37755872

約数和(自身を除く): 16792684

約数列:

[1, 2, 4, 43, 86, 172, 307, 397, 614, 794, 1228, 1588, 13201, 17071, 26402, 34142, 52804, 68284, 121879, 243758, 487516, 5240797, 10481594, 20963188]

約数ペア:

[(1, 20963188), (2, 10481594), (4, 5240797), (43, 487516), (86, 243758), (172, 121879), (307, 68284), (397, 52804), (614, 34142), (794, 26402), (1228, 17071), (1588, 13201)]