18713515

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1607}}^1$

素因数の和:1766

約数の個数: 16

約数和(自身を含む): 23965632

約数和(自身を除く): 5252117

約数列:

[1, 5, 17, 85, 137, 685, 1607, 2329, 8035, 11645, 27319, 136595, 220159, 1100795, 3742703, 18713515]

約数ペア:

[(1, 18713515), (5, 3742703), (17, 1100795), (85, 220159), (137, 136595), (685, 27319), (1607, 11645), (2329, 8035)]