20779722

素因数分解:

$2^1\times 3^2\times {\mathrm{173}}^1\times {\mathrm{6673}}^1$

素因数の和:6854

約数の個数: 24

約数和(自身を含む): 45289764

約数和(自身を除く): 24510042

約数列:

[1, 2, 3, 6, 9, 18, 173, 346, 519, 1038, 1557, 3114, 6673, 13346, 20019, 40038, 60057, 120114, 1154429, 2308858, 3463287, 6926574, 10389861, 20779722]

約数ペア:

[(1, 20779722), (2, 10389861), (3, 6926574), (6, 3463287), (9, 2308858), (18, 1154429), (173, 120114), (346, 60057), (519, 40038), (1038, 20019), (1557, 13346), (3114, 6673)]