20006766

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{443}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 47030256

約数和(自身を除く): 27023490

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 193, 234, 386, 443, 579, 886, 1158, 1329, 1737, 2509, 2658, 3474, 3987, 5018, 5759, 7527, 7974, 11518, 15054, 17277, 22581, 34554, 45162, 51831, 85499, 103662, 170998, 256497, 512994, 769491, 1111487, 1538982, 2222974, 3334461, 6668922, 10003383, 20006766]

約数ペア:

[(1, 20006766), (2, 10003383), (3, 6668922), (6, 3334461), (9, 2222974), (13, 1538982), (18, 1111487), (26, 769491), (39, 512994), (78, 256497), (117, 170998), (193, 103662), (234, 85499), (386, 51831), (443, 45162), (579, 34554), (886, 22581), (1158, 17277), (1329, 15054), (1737, 11518), (2509, 7974), (2658, 7527), (3474, 5759), (3987, 5018)]