18931268

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1399}}^1$

素因数の和:1619

約数の個数: 24

約数和(自身を含む): 35280000

約数和(自身を除く): 16348732

約数列:

[1, 2, 4, 17, 34, 68, 199, 398, 796, 1399, 2798, 3383, 5596, 6766, 13532, 23783, 47566, 95132, 278401, 556802, 1113604, 4732817, 9465634, 18931268]

約数ペア:

[(1, 18931268), (2, 9465634), (4, 4732817), (17, 1113604), (34, 556802), (68, 278401), (199, 95132), (398, 47566), (796, 23783), (1399, 13532), (2798, 6766), (3383, 5596)]