20964456

素因数分解:

$2^3\times 3^2\times {\mathrm{291173}}^1$

素因数の和:291185

約数の個数: 24

約数和(自身を含む): 56778930

約数和(自身を除く): 35814474

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 291173, 582346, 873519, 1164692, 1747038, 2329384, 2620557, 3494076, 5241114, 6988152, 10482228, 20964456]

約数ペア:

[(1, 20964456), (2, 10482228), (3, 6988152), (4, 5241114), (6, 3494076), (8, 2620557), (9, 2329384), (12, 1747038), (18, 1164692), (24, 873519), (36, 582346), (72, 291173)]