20368816

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{97927}}^1$

素因数の和:97948

約数の個数: 20

約数和(自身を含む): 42500752

約数和(自身を除く): 22131936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 97927, 195854, 391708, 783416, 1273051, 1566832, 2546102, 5092204, 10184408, 20368816]

約数ペア:

[(1, 20368816), (2, 10184408), (4, 5092204), (8, 2546102), (13, 1566832), (16, 1273051), (26, 783416), (52, 391708), (104, 195854), (208, 97927)]