19623860

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{13441}}^1$

素因数の和:13523

約数の個数: 24

約数和(自身を含む): 41777736

約数和(自身を除く): 22153876

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 13441, 26882, 53764, 67205, 134410, 268820, 981193, 1962386, 3924772, 4905965, 9811930, 19623860]

約数ペア:

[(1, 19623860), (2, 9811930), (4, 4905965), (5, 3924772), (10, 1962386), (20, 981193), (73, 268820), (146, 134410), (292, 67205), (365, 53764), (730, 26882), (1460, 13441)]