20127122

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4553

約数の個数: 16

約数和(自身を含む): 31598592

約数和(自身を除く): 11471470

約数列:

[1, 2, 31, 62, 73, 146, 2263, 4447, 4526, 8894, 137857, 275714, 324631, 649262, 10063561, 20127122]

約数ペア:

[(1, 20127122), (2, 10063561), (31, 649262), (62, 324631), (73, 275714), (146, 137857), (2263, 8894), (4447, 4526)]