18706423

素因数分解:

${\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:462

約数の個数: 16

約数和(自身を含む): 20312064

約数和(自身を除く): 1605641

約数列:

[1, 31, 37, 47, 347, 1147, 1457, 1739, 10757, 12839, 16309, 53909, 398009, 505579, 603433, 18706423]

約数ペア:

[(1, 18706423), (31, 603433), (37, 505579), (47, 398009), (347, 53909), (1147, 16309), (1457, 12839), (1739, 10757)]