20782504

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{136727}}^1$

素因数の和:136752

約数の個数: 16

約数和(自身を含む): 41018400

約数和(自身を除く): 20235896

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 136727, 273454, 546908, 1093816, 2597813, 5195626, 10391252, 20782504]

約数ペア:

[(1, 20782504), (2, 10391252), (4, 5195626), (8, 2597813), (19, 1093816), (38, 546908), (76, 273454), (152, 136727)]