18888909722

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1\times {\mathrm{419623}}^1$

素因数の和:420013

約数の個数: 16

約数和(自身を含む): 28823133312

約数和(自身を除く): 9934223590

約数列:

[1, 2, 71, 142, 317, 634, 22507, 45014, 419623, 839246, 29793233, 59586466, 133020491, 266040982, 9444454861, 18888909722]

約数ペア:

[(1, 18888909722), (2, 9444454861), (71, 266040982), (142, 133020491), (317, 59586466), (634, 29793233), (22507, 839246), (45014, 419623)]