51520456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{495389}}^1$

素因数の和:495408

約数の個数: 16

約数和(自身を含む): 104031900

約数和(自身を除く): 52511444

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 495389, 990778, 1981556, 3963112, 6440057, 12880114, 25760228, 51520456]

約数ペア:

[(1, 51520456), (2, 25760228), (4, 12880114), (8, 6440057), (13, 3963112), (26, 1981556), (52, 990778), (104, 495389)]