31190894

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{117259}}^1$

素因数の和:117287

約数の個数: 16

約数和(自身を含む): 56284800

約数和(自身を除く): 25093906

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 117259, 234518, 820813, 1641626, 2227921, 4455842, 15595447, 31190894]

約数ペア:

[(1, 31190894), (2, 15595447), (7, 4455842), (14, 2227921), (19, 1641626), (38, 820813), (133, 234518), (266, 117259)]