201520744

素因数分解:

$2^3\times {\mathrm{331}}^1\times {\mathrm{76103}}^1$

素因数の和:76440

約数の個数: 16

約数和(自身を含む): 378997920

約数和(自身を除く): 177477176

約数列:

[1, 2, 4, 8, 331, 662, 1324, 2648, 76103, 152206, 304412, 608824, 25190093, 50380186, 100760372, 201520744]

約数ペア:

[(1, 201520744), (2, 100760372), (4, 50380186), (8, 25190093), (331, 608824), (662, 304412), (1324, 152206), (2648, 76103)]