189934390

素因数分解:

$2^1\times 5^1\times {\mathrm{911}}^1\times {\mathrm{20849}}^1$

素因数の和:21767

約数の個数: 16

約数和(自身を含む): 342273600

約数和(自身を除く): 152339210

約数列:

[1, 2, 5, 10, 911, 1822, 4555, 9110, 20849, 41698, 104245, 208490, 18993439, 37986878, 94967195, 189934390]

約数ペア:

[(1, 189934390), (2, 94967195), (5, 37986878), (10, 18993439), (911, 208490), (1822, 104245), (4555, 41698), (9110, 20849)]