20162264878

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{394673}}^1$

素因数の和:394812

約数の個数: 32

約数和(自身を含む): 35804825280

約数和(自身を除く): 15642560402

約数列:

[1, 2, 7, 14, 41, 82, 89, 178, 287, 574, 623, 1246, 3649, 7298, 25543, 51086, 394673, 789346, 2762711, 5525422, 16181593, 32363186, 35125897, 70251794, 113271151, 226542302, 245881279, 491762558, 1440161777, 2880323554, 10081132439, 20162264878]

約数ペア:

[(1, 20162264878), (2, 10081132439), (7, 2880323554), (14, 1440161777), (41, 491762558), (82, 245881279), (89, 226542302), (178, 113271151), (287, 70251794), (574, 35125897), (623, 32363186), (1246, 16181593), (3649, 5525422), (7298, 2762711), (25543, 789346), (51086, 394673)]