201580676

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{3821}}^1$

素因数の和:3956

約数の個数: 36

約数和(自身を含む): 391411020

約数和(自身を除く): 189830344

約数列:

[1, 2, 4, 11, 22, 44, 109, 121, 218, 242, 436, 484, 1199, 2398, 3821, 4796, 7642, 13189, 15284, 26378, 42031, 52756, 84062, 168124, 416489, 462341, 832978, 924682, 1665956, 1849364, 4581379, 9162758, 18325516, 50395169, 100790338, 201580676]

約数ペア:

[(1, 201580676), (2, 100790338), (4, 50395169), (11, 18325516), (22, 9162758), (44, 4581379), (109, 1849364), (121, 1665956), (218, 924682), (242, 832978), (436, 462341), (484, 416489), (1199, 168124), (2398, 84062), (3821, 52756), (4796, 42031), (7642, 26378), (13189, 15284)]