640026001

素因数分解:

${\mathrm{19}}^1\times {\mathrm{1097}}^1\times {\mathrm{30707}}^1$

素因数の和:31823

約数の個数: 8

約数和(自身を含む): 674347680

約数和(自身を除く): 34321679

約数列:

[1, 19, 1097, 20843, 30707, 583433, 33685579, 640026001]

約数ペア:

[(1, 640026001), (19, 33685579), (1097, 583433), (20843, 30707)]