87137990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{458621}}^1$

素因数の和:458647

約数の個数: 16

約数和(自身を含む): 165103920

約数和(自身を除く): 77965930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 458621, 917242, 2293105, 4586210, 8713799, 17427598, 43568995, 87137990]

約数ペア:

[(1, 87137990), (2, 43568995), (5, 17427598), (10, 8713799), (19, 4586210), (38, 2293105), (95, 917242), (190, 458621)]