20907042

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15767}}^1$

素因数の和:15802

約数の個数: 32

約数和(自身を含む): 47682432

約数和(自身を除く): 26775390

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 15767, 31534, 47301, 94602, 204971, 268039, 409942, 536078, 614913, 804117, 1229826, 1608234, 3484507, 6969014, 10453521, 20907042]

約数ペア:

[(1, 20907042), (2, 10453521), (3, 6969014), (6, 3484507), (13, 1608234), (17, 1229826), (26, 804117), (34, 614913), (39, 536078), (51, 409942), (78, 268039), (102, 204971), (221, 94602), (442, 47301), (663, 31534), (1326, 15767)]