20785104

素因数分解:

$2^4\times 3^2\times {\mathrm{144341}}^1$

素因数の和:144355

約数の個数: 30

約数和(自身を含む): 58169826

約数和(自身を除く): 37384722

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 144341, 288682, 433023, 577364, 866046, 1154728, 1299069, 1732092, 2309456, 2598138, 3464184, 5196276, 6928368, 10392552, 20785104]

約数ペア:

[(1, 20785104), (2, 10392552), (3, 6928368), (4, 5196276), (6, 3464184), (8, 2598138), (9, 2309456), (12, 1732092), (16, 1299069), (18, 1154728), (24, 866046), (36, 577364), (48, 433023), (72, 288682), (144, 144341)]