18160460

素因数分解:

$2^2\times 5^1\times {\mathrm{727}}^1\times {\mathrm{1249}}^1$

素因数の和:1985

約数の個数: 24

約数和(自身を含む): 38220000

約数和(自身を除く): 20059540

約数列:

[1, 2, 4, 5, 10, 20, 727, 1249, 1454, 2498, 2908, 3635, 4996, 6245, 7270, 12490, 14540, 24980, 908023, 1816046, 3632092, 4540115, 9080230, 18160460]

約数ペア:

[(1, 18160460), (2, 9080230), (4, 4540115), (5, 3632092), (10, 1816046), (20, 908023), (727, 24980), (1249, 14540), (1454, 12490), (2498, 7270), (2908, 6245), (3635, 4996)]