206886284

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{427451}}^1$

素因数の和:427477

約数の個数: 18

約数和(自身を含む): 397957812

約数和(自身を除く): 191071528

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 427451, 854902, 1709804, 4701961, 9403922, 18807844, 51721571, 103443142, 206886284]

約数ペア:

[(1, 206886284), (2, 103443142), (4, 51721571), (11, 18807844), (22, 9403922), (44, 4701961), (121, 1709804), (242, 854902), (484, 427451)]