20901477598

素因数分解:

$2^1\times {\mathrm{331}}^1\times {\mathrm{643}}^1\times {\mathrm{49103}}^1$

素因数の和:50079

約数の個数: 16

約数和(自身を含む): 31496484096

約数和(自身を除く): 10595006498

約数列:

[1, 2, 331, 643, 662, 1286, 49103, 98206, 212833, 425666, 16253093, 31573229, 32506186, 63146458, 10450738799, 20901477598]

約数ペア:

[(1, 20901477598), (2, 10450738799), (331, 63146458), (643, 32506186), (662, 31573229), (1286, 16253093), (49103, 425666), (98206, 212833)]