20486697

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{677}}^1$

素因数の和:829

約数の個数: 32

約数和(自身を含む): 34366464

約数和(自身を除く): 13879767

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 677, 917, 1441, 2031, 2751, 4323, 4739, 7447, 10087, 14217, 22341, 30261, 52129, 88687, 156387, 266061, 620809, 975557, 1862427, 2926671, 6828899, 20486697]

約数ペア:

[(1, 20486697), (3, 6828899), (7, 2926671), (11, 1862427), (21, 975557), (33, 620809), (77, 266061), (131, 156387), (231, 88687), (393, 52129), (677, 30261), (917, 22341), (1441, 14217), (2031, 10087), (2751, 7447), (4323, 4739)]