208809964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{4745681}}^1$

素因数の和:4745696

約数の個数: 12

約数和(自身を含む): 398637288

約数和(自身を除く): 189827324

約数列:

[1, 2, 4, 11, 22, 44, 4745681, 9491362, 18982724, 52202491, 104404982, 208809964]

約数ペア:

[(1, 208809964), (2, 104404982), (4, 52202491), (11, 18982724), (22, 9491362), (44, 4745681)]