20956968

素因数分解:

$2^3\times 3^4\times {\mathrm{32341}}^1$

素因数の和:32359

約数の個数: 40

約数和(自身を含む): 58700730

約数和(自身を除く): 37743762

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32341, 64682, 97023, 129364, 194046, 258728, 291069, 388092, 582138, 776184, 873207, 1164276, 1746414, 2328552, 2619621, 3492828, 5239242, 6985656, 10478484, 20956968]

約数ペア:

[(1, 20956968), (2, 10478484), (3, 6985656), (4, 5239242), (6, 3492828), (8, 2619621), (9, 2328552), (12, 1746414), (18, 1164276), (24, 873207), (27, 776184), (36, 582138), (54, 388092), (72, 291069), (81, 258728), (108, 194046), (162, 129364), (216, 97023), (324, 64682), (648, 32341)]