20129452

素因数分解:

$2^2\times 7^1\times {\mathrm{227}}^1\times {\mathrm{3167}}^1$

素因数の和:3405

約数の個数: 24

約数和(自身を含む): 40449024

約数和(自身を除く): 20319572

約数列:

[1, 2, 4, 7, 14, 28, 227, 454, 908, 1589, 3167, 3178, 6334, 6356, 12668, 22169, 44338, 88676, 718909, 1437818, 2875636, 5032363, 10064726, 20129452]

約数ペア:

[(1, 20129452), (2, 10064726), (4, 5032363), (7, 2875636), (14, 1437818), (28, 718909), (227, 88676), (454, 44338), (908, 22169), (1589, 12668), (3167, 6356), (3178, 6334)]