20569826

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1\times {\mathrm{601}}^1$

素因数の和:869

約数の個数: 16

約数和(自身を含む): 31388280

約数和(自身を除く): 10818454

約数列:

[1, 2, 109, 157, 218, 314, 601, 1202, 17113, 34226, 65509, 94357, 131018, 188714, 10284913, 20569826]

約数ペア:

[(1, 20569826), (2, 10284913), (109, 188714), (157, 131018), (218, 94357), (314, 65509), (601, 34226), (1202, 17113)]