18855870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57139}}^1$

素因数の和:57160

約数の個数: 32

約数和(自身を含む): 49368960

約数和(自身を除く): 30513090

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 57139, 114278, 171417, 285695, 342834, 571390, 628529, 857085, 1257058, 1714170, 1885587, 3142645, 3771174, 6285290, 9427935, 18855870]

約数ペア:

[(1, 18855870), (2, 9427935), (3, 6285290), (5, 3771174), (6, 3142645), (10, 1885587), (11, 1714170), (15, 1257058), (22, 857085), (30, 628529), (33, 571390), (55, 342834), (66, 285695), (110, 171417), (165, 114278), (330, 57139)]