19666843

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5099}}^1$

素因数の和:5154

約数の個数: 16

約数和(自身を含む): 24480000

約数和(自身を除く): 4813157

約数列:

[1, 7, 19, 29, 133, 203, 551, 3857, 5099, 35693, 96881, 147871, 678167, 1035097, 2809549, 19666843]

約数ペア:

[(1, 19666843), (7, 2809549), (19, 1035097), (29, 678167), (133, 147871), (203, 96881), (551, 35693), (3857, 5099)]