30687982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{27449}}^1$

素因数の和:27507

約数の個数: 16

約数和(自身を含む): 50727600

約数和(自身を除く): 20039618

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 27449, 54898, 356837, 713674, 1180307, 2360614, 15343991, 30687982]

約数ペア:

[(1, 30687982), (2, 15343991), (13, 2360614), (26, 1180307), (43, 713674), (86, 356837), (559, 54898), (1118, 27449)]