20457099842

素因数分解:

$2^1\times {\mathrm{277}}^1\times {\mathrm{3989}}^1\times {\mathrm{9257}}^1$

素因数の和:13525

約数の個数: 16

約数和(自身を含む): 30807476280

約数和(自身を除く): 10350376438

約数列:

[1, 2, 277, 554, 3989, 7978, 9257, 18514, 1104953, 2209906, 2564189, 5128378, 36926173, 73852346, 10228549921, 20457099842]

約数ペア:

[(1, 20457099842), (2, 10228549921), (277, 73852346), (554, 36926173), (3989, 5128378), (7978, 2564189), (9257, 2209906), (18514, 1104953)]