20123486608

素因数分解:

$2^4\times {\mathrm{967}}^1\times {\mathrm{1300639}}^1$

素因数の和:1301614

約数の個数: 20

約数和(自身を含む): 39029605120

約数和(自身を除く): 18906118512

約数列:

[1, 2, 4, 8, 16, 967, 1934, 3868, 7736, 15472, 1300639, 2601278, 5202556, 10405112, 20810224, 1257717913, 2515435826, 5030871652, 10061743304, 20123486608]

約数ペア:

[(1, 20123486608), (2, 10061743304), (4, 5030871652), (8, 2515435826), (16, 1257717913), (967, 20810224), (1934, 10405112), (3868, 5202556), (7736, 2601278), (15472, 1300639)]