20258710

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33211}}^1$

素因数の和:33279

約数の個数: 16

約数和(自身を含む): 37064592

約数和(自身を除く): 16805882

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 33211, 66422, 166055, 332110, 2025871, 4051742, 10129355, 20258710]

約数ペア:

[(1, 20258710), (2, 10129355), (5, 4051742), (10, 2025871), (61, 332110), (122, 166055), (305, 66422), (610, 33211)]