19805202

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{12647}}^1$

素因数の和:12687

約数の個数: 32

約数和(自身を含む): 45532800

約数和(自身を除く): 25727598

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 12647, 25294, 37941, 75882, 113823, 227646, 341469, 366763, 682938, 733526, 1100289, 2200578, 3300867, 6601734, 9902601, 19805202]

約数ペア:

[(1, 19805202), (2, 9902601), (3, 6601734), (6, 3300867), (9, 2200578), (18, 1100289), (27, 733526), (29, 682938), (54, 366763), (58, 341469), (87, 227646), (174, 113823), (261, 75882), (522, 37941), (783, 25294), (1566, 12647)]