20657808

素因数分解:

$2^4\times 3^3\times {\mathrm{47819}}^1$

素因数の和:47836

約数の個数: 40

約数和(自身を含む): 59296800

約数和(自身を除く): 38638992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 47819, 95638, 143457, 191276, 286914, 382552, 430371, 573828, 765104, 860742, 1147656, 1291113, 1721484, 2295312, 2582226, 3442968, 5164452, 6885936, 10328904, 20657808]

約数ペア:

[(1, 20657808), (2, 10328904), (3, 6885936), (4, 5164452), (6, 3442968), (8, 2582226), (9, 2295312), (12, 1721484), (16, 1291113), (18, 1147656), (24, 860742), (27, 765104), (36, 573828), (48, 430371), (54, 382552), (72, 286914), (108, 191276), (144, 143457), (216, 95638), (432, 47819)]