18838322

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1\times {\mathrm{349}}^1$

素因数の和:685

約数の個数: 16

約数和(自身を含む): 28690200

約数和(自身を除く): 9851878

約数列:

[1, 2, 137, 197, 274, 349, 394, 698, 26989, 47813, 53978, 68753, 95626, 137506, 9419161, 18838322]

約数ペア:

[(1, 18838322), (2, 9419161), (137, 137506), (197, 95626), (274, 68753), (349, 53978), (394, 47813), (698, 26989)]