20009886

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{6257}}^1$

素因数の和:6316

約数の個数: 32

約数和(自身を含む): 44156448

約数和(自身を除く): 24146562

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 533, 1066, 1599, 3198, 6257, 12514, 18771, 37542, 81341, 162682, 244023, 256537, 488046, 513074, 769611, 1539222, 3334981, 6669962, 10004943, 20009886]

約数ペア:

[(1, 20009886), (2, 10004943), (3, 6669962), (6, 3334981), (13, 1539222), (26, 769611), (39, 513074), (41, 488046), (78, 256537), (82, 244023), (123, 162682), (246, 81341), (533, 37542), (1066, 18771), (1599, 12514), (3198, 6257)]