18804575380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{22932409}}^1$

素因数の和:22932459

約数の個数: 24

約数和(自身を含む): 40452771240

約数和(自身を除く): 21648195860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 22932409, 45864818, 91729636, 114662045, 229324090, 458648180, 940228769, 1880457538, 3760915076, 4701143845, 9402287690, 18804575380]

約数ペア:

[(1, 18804575380), (2, 9402287690), (4, 4701143845), (5, 3760915076), (10, 1880457538), (20, 940228769), (41, 458648180), (82, 229324090), (164, 114662045), (205, 91729636), (410, 45864818), (820, 22932409)]