20138731

素因数分解:

${\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:438

約数の個数: 16

約数和(自身を含む): 22017600

約数和(自身を除く): 1878869

約数列:

[1, 23, 29, 109, 277, 667, 2507, 3161, 6371, 8033, 30193, 72703, 184759, 694439, 875597, 20138731]

約数ペア:

[(1, 20138731), (23, 875597), (29, 694439), (109, 184759), (277, 72703), (667, 30193), (2507, 8033), (3161, 6371)]