19968994478

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1753}}^1\times {\mathrm{4241}}^1$

素因数の和:6092

約数の個数: 32

約数和(自身を含む): 32142821760

約数和(自身を除く): 12173827282

約数列:

[1, 2, 17, 34, 79, 158, 1343, 1753, 2686, 3506, 4241, 8482, 29801, 59602, 72097, 138487, 144194, 276974, 335039, 670078, 2354279, 4708558, 5695663, 7434473, 11391326, 14868946, 126386041, 252772082, 587323367, 1174646734, 9984497239, 19968994478]

約数ペア:

[(1, 19968994478), (2, 9984497239), (17, 1174646734), (34, 587323367), (79, 252772082), (158, 126386041), (1343, 14868946), (1753, 11391326), (2686, 7434473), (3506, 5695663), (4241, 4708558), (8482, 2354279), (29801, 670078), (59602, 335039), (72097, 276974), (138487, 144194)]