19158842168

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{9318503}}^1$

素因数の和:9318766

約数の個数: 16

約数和(自身を含む): 36062610480

約数和(自身を除く): 16903768312

約数列:

[1, 2, 4, 8, 257, 514, 1028, 2056, 9318503, 18637006, 37274012, 74548024, 2394855271, 4789710542, 9579421084, 19158842168]

約数ペア:

[(1, 19158842168), (2, 9579421084), (4, 4789710542), (8, 2394855271), (257, 74548024), (514, 37274012), (1028, 18637006), (2056, 9318503)]