19998982087

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{3019}}^1\times {\mathrm{55667}}^1$

素因数の和:58710

約数の個数: 16

約数和(自身を含む): 24208899840

約数和(自身を除く): 4209917753

約数列:

[1, 7, 17, 119, 3019, 21133, 51323, 55667, 359261, 389669, 946339, 6624373, 168058673, 1176410711, 2856997441, 19998982087]

約数ペア:

[(1, 19998982087), (7, 2856997441), (17, 1176410711), (119, 168058673), (3019, 6624373), (21133, 946339), (51323, 389669), (55667, 359261)]