20156178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{479909}}^1$

素因数の和:479921

約数の個数: 16

約数和(自身を含む): 46071360

約数和(自身を除く): 25915182

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 479909, 959818, 1439727, 2879454, 3359363, 6718726, 10078089, 20156178]

約数ペア:

[(1, 20156178), (2, 10078089), (3, 6718726), (6, 3359363), (7, 2879454), (14, 1439727), (21, 959818), (42, 479909)]