20472456

素因数分解:

$2^3\times 3^1\times {\mathrm{821}}^1\times {\mathrm{1039}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 51292800

約数和(自身を除く): 30820344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 821, 1039, 1642, 2078, 2463, 3117, 3284, 4156, 4926, 6234, 6568, 8312, 9852, 12468, 19704, 24936, 853019, 1706038, 2559057, 3412076, 5118114, 6824152, 10236228, 20472456]

約数ペア:

[(1, 20472456), (2, 10236228), (3, 6824152), (4, 5118114), (6, 3412076), (8, 2559057), (12, 1706038), (24, 853019), (821, 24936), (1039, 19704), (1642, 12468), (2078, 9852), (2463, 8312), (3117, 6568), (3284, 6234), (4156, 4926)]