438291244432

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{668126897}}^1$

素因数の和:668126946

約数の個数: 20

約数和(自身を含む): 869901221196

約数和(自身を除く): 431609976764

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 668126897, 1336253794, 2672507588, 5345015176, 10690030352, 27393202777, 54786405554, 109572811108, 219145622216, 438291244432]

約数ペア:

[(1, 438291244432), (2, 219145622216), (4, 109572811108), (8, 54786405554), (16, 27393202777), (41, 10690030352), (82, 5345015176), (164, 2672507588), (328, 1336253794), (656, 668126897)]