20545654

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{2029}}^1$

素因数の和:2175

約数の個数: 16

約数和(自身を含む): 31716720

約数和(自身を除く): 11171066

約数列:

[1, 2, 61, 83, 122, 166, 2029, 4058, 5063, 10126, 123769, 168407, 247538, 336814, 10272827, 20545654]

約数ペア:

[(1, 20545654), (2, 10272827), (61, 336814), (83, 247538), (122, 168407), (166, 123769), (2029, 10126), (4058, 5063)]