204808496

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{124277}}^1$

素因数の和:124388

約数の個数: 20

約数和(自身を含む): 400672272

約数和(自身を除く): 195863776

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 124277, 248554, 497108, 994216, 1988432, 12800531, 25601062, 51202124, 102404248, 204808496]

約数ペア:

[(1, 204808496), (2, 102404248), (4, 51202124), (8, 25601062), (16, 12800531), (103, 1988432), (206, 994216), (412, 497108), (824, 248554), (1648, 124277)]