20969556

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{32971}}^1$

素因数の和:33031

約数の個数: 24

約数和(自身を含む): 49853664

約数和(自身を除く): 28884108

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 32971, 65942, 98913, 131884, 197826, 395652, 1747463, 3494926, 5242389, 6989852, 10484778, 20969556]

約数ペア:

[(1, 20969556), (2, 10484778), (3, 6989852), (4, 5242389), (6, 3494926), (12, 1747463), (53, 395652), (106, 197826), (159, 131884), (212, 98913), (318, 65942), (636, 32971)]