20933438

素因数分解:

$2^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:731

約数の個数: 16

約数和(自身を含む): 31871760

約数和(自身を除く): 10938322

約数列:

[1, 2, 157, 163, 314, 326, 409, 818, 25591, 51182, 64213, 66667, 128426, 133334, 10466719, 20933438]

約数ペア:

[(1, 20933438), (2, 10466719), (157, 133334), (163, 128426), (314, 66667), (326, 64213), (409, 51182), (818, 25591)]