18411874

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 32676480

約数和(自身を除く): 14264606

約数列:

[1, 2, 13, 19, 26, 38, 47, 61, 94, 122, 169, 247, 338, 494, 611, 793, 893, 1159, 1222, 1586, 1786, 2318, 2867, 3211, 5734, 6422, 7943, 10309, 11609, 15067, 15886, 20618, 23218, 30134, 37271, 54473, 74542, 108946, 150917, 195871, 301834, 391742, 484523, 708149, 969046, 1416298, 9205937, 18411874]

約数ペア:

[(1, 18411874), (2, 9205937), (13, 1416298), (19, 969046), (26, 708149), (38, 484523), (47, 391742), (61, 301834), (94, 195871), (122, 150917), (169, 108946), (247, 74542), (338, 54473), (494, 37271), (611, 30134), (793, 23218), (893, 20618), (1159, 15886), (1222, 15067), (1586, 11609), (1786, 10309), (2318, 7943), (2867, 6422), (3211, 5734)]