66935648

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{160903}}^1$

素因数の和:160926

約数の個数: 24

約数和(自身を含む): 141917328

約数和(自身を除く): 74981680

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 160903, 321806, 643612, 1287224, 2091739, 2574448, 4183478, 5148896, 8366956, 16733912, 33467824, 66935648]

約数ペア:

[(1, 66935648), (2, 33467824), (4, 16733912), (8, 8366956), (13, 5148896), (16, 4183478), (26, 2574448), (32, 2091739), (52, 1287224), (104, 643612), (208, 321806), (416, 160903)]