20166866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^2$

素因数の和:266

約数の個数: 24

約数和(自身を含む): 32684880

約数和(自身を除く): 12518014

約数列:

[1, 2, 19, 38, 67, 89, 134, 178, 1273, 1691, 2546, 3382, 5963, 7921, 11926, 15842, 113297, 150499, 226594, 300998, 530707, 1061414, 10083433, 20166866]

約数ペア:

[(1, 20166866), (2, 10083433), (19, 1061414), (38, 530707), (67, 300998), (89, 226594), (134, 150499), (178, 113297), (1273, 15842), (1691, 11926), (2546, 7921), (3382, 5963)]