204521204

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{647219}}^1$

素因数の和:647302

約数の個数: 12

約数和(自身を含む): 362443200

約数和(自身を除く): 157921996

約数列:

[1, 2, 4, 79, 158, 316, 647219, 1294438, 2588876, 51130301, 102260602, 204521204]

約数ペア:

[(1, 204521204), (2, 102260602), (4, 51130301), (79, 2588876), (158, 1294438), (316, 647219)]