20335913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:544

約数の個数: 16

約数和(自身を含む): 22692096

約数和(自身を除く): 2356183

約数列:

[1, 13, 47, 83, 401, 611, 1079, 3901, 5213, 18847, 33283, 50713, 245011, 432679, 1564301, 20335913]

約数ペア:

[(1, 20335913), (13, 1564301), (47, 432679), (83, 245011), (401, 50713), (611, 33283), (1079, 18847), (3901, 5213)]