20104398718

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{2221}}^1\times {\mathrm{32561}}^1$

素因数の和:34923

約数の個数: 16

約数和(自身を含む): 30388160880

約数和(自身を除く): 10283762162

約数列:

[1, 2, 139, 278, 2221, 4442, 32561, 65122, 308719, 617438, 4525979, 9051958, 72317981, 144635962, 10052199359, 20104398718]

約数ペア:

[(1, 20104398718), (2, 10052199359), (139, 144635962), (278, 72317981), (2221, 9051958), (4442, 4525979), (32561, 617438), (65122, 308719)]