20568486

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{1319}}^1$

素因数の和:1460

約数の個数: 32

約数和(自身を含む): 43338240

約数和(自身を除く): 22769754

約数列:

[1, 2, 3, 6, 23, 46, 69, 113, 138, 226, 339, 678, 1319, 2599, 2638, 3957, 5198, 7797, 7914, 15594, 30337, 60674, 91011, 149047, 182022, 298094, 447141, 894282, 3428081, 6856162, 10284243, 20568486]

約数ペア:

[(1, 20568486), (2, 10284243), (3, 6856162), (6, 3428081), (23, 894282), (46, 447141), (69, 298094), (113, 182022), (138, 149047), (226, 91011), (339, 60674), (678, 30337), (1319, 15594), (2599, 7914), (2638, 7797), (3957, 5198)]