40047618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{513431}}^1$

素因数の和:513449

約数の個数: 16

約数和(自身を含む): 86256576

約数和(自身を除く): 46208958

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 513431, 1026862, 1540293, 3080586, 6674603, 13349206, 20023809, 40047618]

約数ペア:

[(1, 40047618), (2, 20023809), (3, 13349206), (6, 6674603), (13, 3080586), (26, 1540293), (39, 1026862), (78, 513431)]