19850312

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{17851}}^1$

素因数の和:17996

約数の個数: 16

約数和(自身を含む): 37489200

約数和(自身を除く): 17638888

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 17851, 35702, 71404, 142808, 2481289, 4962578, 9925156, 19850312]

約数ペア:

[(1, 19850312), (2, 9925156), (4, 4962578), (8, 2481289), (139, 142808), (278, 71404), (556, 35702), (1112, 17851)]