19681110

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{72893}}^1$

素因数の和:72909

約数の個数: 32

約数和(自身を含む): 52483680

約数和(自身を除く): 32802570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 72893, 145786, 218679, 364465, 437358, 656037, 728930, 1093395, 1312074, 1968111, 2186790, 3280185, 3936222, 6560370, 9840555, 19681110]

約数ペア:

[(1, 19681110), (2, 9840555), (3, 6560370), (5, 3936222), (6, 3280185), (9, 2186790), (10, 1968111), (15, 1312074), (18, 1093395), (27, 728930), (30, 656037), (45, 437358), (54, 364465), (90, 218679), (135, 145786), (270, 72893)]