20191461

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{757}}^1$

素因数の和:1300

約数の個数: 16

約数和(自身を含む): 28597824

約数和(自身を除く): 8406363

約数列:

[1, 3, 17, 51, 523, 757, 1569, 2271, 8891, 12869, 26673, 38607, 395911, 1187733, 6730487, 20191461]

約数ペア:

[(1, 20191461), (3, 6730487), (17, 1187733), (51, 395911), (523, 38607), (757, 26673), (1569, 12869), (2271, 8891)]