19958524

素因数分解:

$2^2\times {\mathrm{1171}}^1\times {\mathrm{4261}}^1$

素因数の和:5436

約数の個数: 12

約数和(自身を含む): 34965448

約数和(自身を除く): 15006924

約数列:

[1, 2, 4, 1171, 2342, 4261, 4684, 8522, 17044, 4989631, 9979262, 19958524]

約数ペア:

[(1, 19958524), (2, 9979262), (4, 4989631), (1171, 17044), (2342, 8522), (4261, 4684)]