20164697878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{877}}^1\times {\mathrm{887}}^1\times {\mathrm{997}}^1$

素因数の和:2776

約数の個数: 32

約数和(自身を含む): 32680396224

約数和(自身を除く): 12515698346

約数列:

[1, 2, 13, 26, 877, 887, 997, 1754, 1774, 1994, 11401, 11531, 12961, 22802, 23062, 25922, 777899, 874369, 884339, 1555798, 1748738, 1768678, 10112687, 11366797, 11496407, 20225374, 22733594, 22992814, 775565303, 1551130606, 10082348939, 20164697878]

約数ペア:

[(1, 20164697878), (2, 10082348939), (13, 1551130606), (26, 775565303), (877, 22992814), (887, 22733594), (997, 20225374), (1754, 11496407), (1774, 11366797), (1994, 10112687), (11401, 1768678), (11531, 1748738), (12961, 1555798), (22802, 884339), (23062, 874369), (25922, 777899)]