20437638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15413}}^1$

素因数の和:15448

約数の個数: 32

約数和(自身を含む): 46611936

約数和(自身を除く): 26174298

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15413, 30826, 46239, 92478, 200369, 262021, 400738, 524042, 601107, 786063, 1202214, 1572126, 3406273, 6812546, 10218819, 20437638]

約数ペア:

[(1, 20437638), (2, 10218819), (3, 6812546), (6, 3406273), (13, 1572126), (17, 1202214), (26, 786063), (34, 601107), (39, 524042), (51, 400738), (78, 262021), (102, 200369), (221, 92478), (442, 46239), (663, 30826), (1326, 15413)]