20278152

素因数分解:

$2^3\times 3^2\times {\mathrm{281641}}^1$

素因数の和:281653

約数の個数: 24

約数和(自身を含む): 54920190

約数和(自身を除く): 34642038

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 281641, 563282, 844923, 1126564, 1689846, 2253128, 2534769, 3379692, 5069538, 6759384, 10139076, 20278152]

約数ペア:

[(1, 20278152), (2, 10139076), (3, 6759384), (4, 5069538), (6, 3379692), (8, 2534769), (9, 2253128), (12, 1689846), (18, 1126564), (24, 844923), (36, 563282), (72, 281641)]