20969366

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{6397}}^1$

素因数の和:6559

約数の個数: 16

約数和(自身を含む): 34549200

約数和(自身を除く): 13579834

約数列:

[1, 2, 11, 22, 149, 298, 1639, 3278, 6397, 12794, 70367, 140734, 953153, 1906306, 10484683, 20969366]

約数ペア:

[(1, 20969366), (2, 10484683), (11, 1906306), (22, 953153), (149, 140734), (298, 70367), (1639, 12794), (3278, 6397)]