20750834

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{29}}^2\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 36

約数和(自身を含む): 35385246

約数和(自身を除く): 14634412

約数列:

[1, 2, 13, 26, 29, 58, 73, 146, 169, 338, 377, 754, 841, 949, 1682, 1898, 2117, 4234, 4901, 9802, 10933, 12337, 21866, 24674, 27521, 55042, 61393, 122786, 142129, 284258, 357773, 715546, 798109, 1596218, 10375417, 20750834]

約数ペア:

[(1, 20750834), (2, 10375417), (13, 1596218), (26, 798109), (29, 715546), (58, 357773), (73, 284258), (146, 142129), (169, 122786), (338, 61393), (377, 55042), (754, 27521), (841, 24674), (949, 21866), (1682, 12337), (1898, 10933), (2117, 9802), (4234, 4901)]