20960588

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:195

約数の個数: 48

約数和(自身を含む): 41975808

約数和(自身を除く): 21015220

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 127, 242, 254, 341, 484, 508, 682, 1331, 1364, 1397, 2662, 2794, 3751, 3937, 5324, 5588, 7502, 7874, 15004, 15367, 15748, 30734, 41261, 43307, 61468, 82522, 86614, 165044, 169037, 173228, 338074, 476377, 676148, 952754, 1905508, 5240147, 10480294, 20960588]

約数ペア:

[(1, 20960588), (2, 10480294), (4, 5240147), (11, 1905508), (22, 952754), (31, 676148), (44, 476377), (62, 338074), (121, 173228), (124, 169037), (127, 165044), (242, 86614), (254, 82522), (341, 61468), (484, 43307), (508, 41261), (682, 30734), (1331, 15748), (1364, 15367), (1397, 15004), (2662, 7874), (2794, 7502), (3751, 5588), (3937, 5324)]