18913599

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{733}}^1$

素因数の和:847

約数の個数: 24

約数和(自身を含む): 28396992

約数和(自身を除く): 9483393

約数列:

[1, 3, 9, 47, 61, 141, 183, 423, 549, 733, 2199, 2867, 6597, 8601, 25803, 34451, 44713, 103353, 134139, 310059, 402417, 2101511, 6304533, 18913599]

約数ペア:

[(1, 18913599), (3, 6304533), (9, 2101511), (47, 402417), (61, 310059), (141, 134139), (183, 103353), (423, 44713), (549, 34451), (733, 25803), (2199, 8601), (2867, 6597)]