20159886

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{10151}}^1$

素因数の和:10487

約数の個数: 16

約数和(自身を含む): 40445568

約数和(自身を除く): 20285682

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 10151, 20302, 30453, 60906, 3359981, 6719962, 10079943, 20159886]

約数ペア:

[(1, 20159886), (2, 10079943), (3, 6719962), (6, 3359981), (331, 60906), (662, 30453), (993, 20302), (1986, 10151)]