19887135

素因数分解:

$3^1\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{1213}}^1$

素因数の和:2314

約数の個数: 16

約数和(自身を含む): 31874784

約数和(自身を除く): 11987649

約数列:

[1, 3, 5, 15, 1093, 1213, 3279, 3639, 5465, 6065, 16395, 18195, 1325809, 3977427, 6629045, 19887135]

約数ペア:

[(1, 19887135), (3, 6629045), (5, 3977427), (15, 1325809), (1093, 18195), (1213, 16395), (3279, 6065), (3639, 5465)]