18680722

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2789}}^1$

素因数の和:3005

約数の個数: 16

約数和(自身を含む): 29830680

約数和(自身を除く): 11149958

約数列:

[1, 2, 17, 34, 197, 394, 2789, 3349, 5578, 6698, 47413, 94826, 549433, 1098866, 9340361, 18680722]

約数ペア:

[(1, 18680722), (2, 9340361), (17, 1098866), (34, 549433), (197, 94826), (394, 47413), (2789, 6698), (3349, 5578)]