20524671

素因数分解:

$3^4\times {\mathrm{23}}^2\times {\mathrm{479}}^1$

素因数の和:537

約数の個数: 30

約数和(自身を含む): 32118240

約数和(自身を除く): 11593569

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 479, 529, 621, 1437, 1587, 1863, 4311, 4761, 11017, 12933, 14283, 33051, 38799, 42849, 99153, 253391, 297459, 760173, 892377, 2280519, 6841557, 20524671]

約数ペア:

[(1, 20524671), (3, 6841557), (9, 2280519), (23, 892377), (27, 760173), (69, 297459), (81, 253391), (207, 99153), (479, 42849), (529, 38799), (621, 33051), (1437, 14283), (1587, 12933), (1863, 11017), (4311, 4761)]