331364624

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{505129}}^1$

素因数の和:505178

約数の個数: 20

約数和(自身を含む): 657679260

約数和(自身を除く): 326314636

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 505129, 1010258, 2020516, 4041032, 8082064, 20710289, 41420578, 82841156, 165682312, 331364624]

約数ペア:

[(1, 331364624), (2, 165682312), (4, 82841156), (8, 41420578), (16, 20710289), (41, 8082064), (82, 4041032), (164, 2020516), (328, 1010258), (656, 505129)]