18721030

素因数分解:

$2^1\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2741}}^1$

素因数の和:3431

約数の個数: 16

約数和(自身を含む): 33759504

約数和(自身を除く): 15038474

約数列:

[1, 2, 5, 10, 683, 1366, 2741, 3415, 5482, 6830, 13705, 27410, 1872103, 3744206, 9360515, 18721030]

約数ペア:

[(1, 18721030), (2, 9360515), (5, 3744206), (10, 1872103), (683, 27410), (1366, 13705), (2741, 6830), (3415, 5482)]