20886984

素因数分解:

$2^3\times 3^4\times {\mathrm{32233}}^1$

素因数の和:32251

約数の個数: 40

約数和(自身を含む): 58504710

約数和(自身を除く): 37617726

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 32233, 64466, 96699, 128932, 193398, 257864, 290097, 386796, 580194, 773592, 870291, 1160388, 1740582, 2320776, 2610873, 3481164, 5221746, 6962328, 10443492, 20886984]

約数ペア:

[(1, 20886984), (2, 10443492), (3, 6962328), (4, 5221746), (6, 3481164), (8, 2610873), (9, 2320776), (12, 1740582), (18, 1160388), (24, 870291), (27, 773592), (36, 580194), (54, 386796), (72, 290097), (81, 257864), (108, 193398), (162, 128932), (216, 96699), (324, 64466), (648, 32233)]