20457706

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{1823}}^1$

素因数の和:2037

約数の個数: 16

約数和(自身を含む): 31868928

約数和(自身を除く): 11411222

約数列:

[1, 2, 31, 62, 181, 362, 1823, 3646, 5611, 11222, 56513, 113026, 329963, 659926, 10228853, 20457706]

約数ペア:

[(1, 20457706), (2, 10228853), (31, 659926), (62, 329963), (181, 113026), (362, 56513), (1823, 11222), (3646, 5611)]