17931278

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{1217}}^1$

素因数の和:1411

約数の個数: 16

約数和(自身を含む): 27624240

約数和(自身を除く): 9692962

約数列:

[1, 2, 53, 106, 139, 278, 1217, 2434, 7367, 14734, 64501, 129002, 169163, 338326, 8965639, 17931278]

約数ペア:

[(1, 17931278), (2, 8965639), (53, 338326), (106, 169163), (139, 129002), (278, 64501), (1217, 14734), (2434, 7367)]