40697072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{195659}}^1$

素因数の和:195680

約数の個数: 20

約数和(自身を含む): 84916440

約数和(自身を除く): 44219368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 195659, 391318, 782636, 1565272, 2543567, 3130544, 5087134, 10174268, 20348536, 40697072]

約数ペア:

[(1, 40697072), (2, 20348536), (4, 10174268), (8, 5087134), (13, 3130544), (16, 2543567), (26, 1565272), (52, 782636), (104, 391318), (208, 195659)]