18310212490

素因数分解:

$2^1\times 5^1\times {\mathrm{2671}}^1\times {\mathrm{685519}}^1$

素因数の和:688197

約数の個数: 16

約数和(自身を含む): 32970769920

約数和(自身を除く): 14660557430

約数列:

[1, 2, 5, 10, 2671, 5342, 13355, 26710, 685519, 1371038, 3427595, 6855190, 1831021249, 3662042498, 9155106245, 18310212490]

約数ペア:

[(1, 18310212490), (2, 9155106245), (5, 3662042498), (10, 1831021249), (2671, 6855190), (5342, 3427595), (13355, 1371038), (26710, 685519)]