20198993321

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^2\times {\mathrm{199}}^1\times {\mathrm{2243}}^1$

素因数の和:2573

約数の個数: 24

約数和(自身を含む): 22248811200

約数和(自身を除く): 2049817879

約数列:

[1, 13, 59, 199, 767, 2243, 2587, 3481, 11741, 29159, 45253, 132337, 152633, 446357, 692719, 1720381, 5802641, 7807883, 9005347, 26335063, 101502479, 342355819, 1553768717, 20198993321]

約数ペア:

[(1, 20198993321), (13, 1553768717), (59, 342355819), (199, 101502479), (767, 26335063), (2243, 9005347), (2587, 7807883), (3481, 5802641), (11741, 1720381), (29159, 692719), (45253, 446357), (132337, 152633)]