18432440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{35447}}^1$

素因数の和:35471

約数の個数: 32

約数和(自身を含む): 44664480

約数和(自身を除く): 26232040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 35447, 70894, 141788, 177235, 283576, 354470, 460811, 708940, 921622, 1417880, 1843244, 2304055, 3686488, 4608110, 9216220, 18432440]

約数ペア:

[(1, 18432440), (2, 9216220), (4, 4608110), (5, 3686488), (8, 2304055), (10, 1843244), (13, 1417880), (20, 921622), (26, 708940), (40, 460811), (52, 354470), (65, 283576), (104, 177235), (130, 141788), (260, 70894), (520, 35447)]