19850026

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^2\times {\mathrm{179}}^1$

素因数の和:366

約数の個数: 24

約数和(自身を含む): 34607520

約数和(自身を除く): 14757494

約数列:

[1, 2, 7, 14, 89, 178, 179, 358, 623, 1246, 1253, 2506, 7921, 15842, 15931, 31862, 55447, 110894, 111517, 223034, 1417859, 2835718, 9925013, 19850026]

約数ペア:

[(1, 19850026), (2, 9925013), (7, 2835718), (14, 1417859), (89, 223034), (178, 111517), (179, 110894), (358, 55447), (623, 31862), (1246, 15931), (1253, 15842), (2506, 7921)]