20964838

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{373}}^1$

素因数の和:711

約数の個数: 16

約数和(自身を含む): 31909680

約数和(自身を除く): 10944842

約数列:

[1, 2, 157, 179, 314, 358, 373, 746, 28103, 56206, 58561, 66767, 117122, 133534, 10482419, 20964838]

約数ペア:

[(1, 20964838), (2, 10482419), (157, 133534), (179, 117122), (314, 66767), (358, 58561), (373, 56206), (746, 28103)]