18496790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{541}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 36058176

約数和(自身を除く): 17561386

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 263, 526, 541, 1082, 1315, 2630, 2705, 3419, 5410, 6838, 7033, 14066, 17095, 34190, 35165, 70330, 142283, 284566, 711415, 1422830, 1849679, 3699358, 9248395, 18496790]

約数ペア:

[(1, 18496790), (2, 9248395), (5, 3699358), (10, 1849679), (13, 1422830), (26, 711415), (65, 284566), (130, 142283), (263, 70330), (526, 35165), (541, 34190), (1082, 17095), (1315, 14066), (2630, 7033), (2705, 6838), (3419, 5410)]