18372874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 30844800

約数和(自身を除く): 12471926

約数列:

[1, 2, 13, 26, 53, 67, 106, 134, 199, 398, 689, 871, 1378, 1742, 2587, 3551, 5174, 7102, 10547, 13333, 21094, 26666, 46163, 92326, 137111, 173329, 274222, 346658, 706649, 1413298, 9186437, 18372874]

約数ペア:

[(1, 18372874), (2, 9186437), (13, 1413298), (26, 706649), (53, 346658), (67, 274222), (106, 173329), (134, 137111), (199, 92326), (398, 46163), (689, 26666), (871, 21094), (1378, 13333), (1742, 10547), (2587, 7102), (3551, 5174)]