198408991

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1831}}^1\times {\mathrm{9851}}^1$

素因数の和:11693

約数の個数: 8

約数和(自身を含む): 216586368

約数和(自身を除く): 18177377

約数列:

[1, 11, 1831, 9851, 20141, 108361, 18037181, 198408991]

約数ペア:

[(1, 198408991), (11, 18037181), (1831, 108361), (9851, 20141)]