13171864

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:667

約数の個数: 32

約数和(自身を含む): 26190000

約数和(自身を除く): 13018136

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 449, 772, 898, 1544, 1796, 3592, 3667, 7334, 8531, 14668, 17062, 29336, 34124, 68248, 86657, 173314, 346628, 693256, 1646483, 3292966, 6585932, 13171864]

約数ペア:

[(1, 13171864), (2, 6585932), (4, 3292966), (8, 1646483), (19, 693256), (38, 346628), (76, 173314), (152, 86657), (193, 68248), (386, 34124), (449, 29336), (772, 17062), (898, 14668), (1544, 8531), (1796, 7334), (3592, 3667)]