20984904

素因数分解:

$2^3\times 3^2\times {\mathrm{291457}}^1$

素因数の和:291469

約数の個数: 24

約数和(自身を含む): 56834310

約数和(自身を除く): 35849406

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291457, 582914, 874371, 1165828, 1748742, 2331656, 2623113, 3497484, 5246226, 6994968, 10492452, 20984904]

約数ペア:

[(1, 20984904), (2, 10492452), (3, 6994968), (4, 5246226), (6, 3497484), (8, 2623113), (9, 2331656), (12, 1748742), (18, 1165828), (24, 874371), (36, 582914), (72, 291457)]