16991636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{3163}}^1$

素因数の和:3263

約数の個数: 24

約数和(自身を含む): 31893120

約数和(自身を除く): 14901484

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 1343, 2686, 3163, 5372, 6326, 12652, 53771, 107542, 215084, 249877, 499754, 999508, 4247909, 8495818, 16991636]

約数ペア:

[(1, 16991636), (2, 8495818), (4, 4247909), (17, 999508), (34, 499754), (68, 249877), (79, 215084), (158, 107542), (316, 53771), (1343, 12652), (2686, 6326), (3163, 5372)]