2557516

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 4868640

約数和(自身を除く): 2311124

約数列:

[1, 2, 4, 13, 26, 52, 137, 274, 359, 548, 718, 1436, 1781, 3562, 4667, 7124, 9334, 18668, 49183, 98366, 196732, 639379, 1278758, 2557516]

約数ペア:

[(1, 2557516), (2, 1278758), (4, 639379), (13, 196732), (26, 98366), (52, 49183), (137, 18668), (274, 9334), (359, 7124), (548, 4667), (718, 3562), (1436, 1781)]