66684490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{350971}}^1$

素因数の和:350997

約数の個数: 16

約数和(自身を含む): 126349920

約数和(自身を除く): 59665430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 350971, 701942, 1754855, 3509710, 6668449, 13336898, 33342245, 66684490]

約数ペア:

[(1, 66684490), (2, 33342245), (5, 13336898), (10, 6668449), (19, 3509710), (38, 1754855), (95, 701942), (190, 350971)]