20185879902

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{20639959}}^1$

素因数の和:20640127

約数の個数: 16

約数和(自身を含む): 40619441280

約数和(自身を除く): 20433561378

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 20639959, 41279918, 61919877, 123839754, 3364313317, 6728626634, 10092939951, 20185879902]

約数ペア:

[(1, 20185879902), (2, 10092939951), (3, 6728626634), (6, 3364313317), (163, 123839754), (326, 61919877), (489, 41279918), (978, 20639959)]