18143669245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{434111}}^1$

素因数の和:434772

約数の個数: 16

約数和(自身を含む): 23483722752

約数和(自身を除く): 5340053507

約数列:

[1, 5, 13, 65, 643, 3215, 8359, 41795, 434111, 2170555, 5643443, 28217215, 279133373, 1395666865, 3628733849, 18143669245]

約数ペア:

[(1, 18143669245), (5, 3628733849), (13, 1395666865), (65, 279133373), (643, 28217215), (3215, 5643443), (8359, 2170555), (41795, 434111)]