18874258

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2986

約数の個数: 24

約数和(自身を含む): 32281200

約数和(自身を除く): 13406942

約数列:

[1, 2, 13, 19, 26, 38, 169, 247, 338, 494, 2939, 3211, 5878, 6422, 38207, 55841, 76414, 111682, 496691, 725933, 993382, 1451866, 9437129, 18874258]

約数ペア:

[(1, 18874258), (2, 9437129), (13, 1451866), (19, 993382), (26, 725933), (38, 496691), (169, 111682), (247, 76414), (338, 55841), (494, 38207), (2939, 6422), (3211, 5878)]