20208838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{25073}}^1$

素因数の和:25119

約数の個数: 16

約数和(自身を含む): 33699456

約数和(自身を除く): 13490618

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 25073, 50146, 325949, 651898, 777263, 1554526, 10104419, 20208838]

約数ペア:

[(1, 20208838), (2, 10104419), (13, 1554526), (26, 777263), (31, 651898), (62, 325949), (403, 50146), (806, 25073)]