20874870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{231943}}^1$

素因数の和:231956

約数の個数: 24

約数和(自身を含む): 54274896

約数和(自身を除く): 33400026

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 231943, 463886, 695829, 1159715, 1391658, 2087487, 2319430, 3479145, 4174974, 6958290, 10437435, 20874870]

約数ペア:

[(1, 20874870), (2, 10437435), (3, 6958290), (5, 4174974), (6, 3479145), (9, 2319430), (10, 2087487), (15, 1391658), (18, 1159715), (30, 695829), (45, 463886), (90, 231943)]