18825444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 52442208

約数和(自身を除く): 33616764

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 137, 198, 274, 347, 396, 411, 548, 694, 822, 1041, 1233, 1388, 1507, 1644, 2082, 2466, 3014, 3123, 3817, 4164, 4521, 4932, 6028, 6246, 7634, 9042, 11451, 12492, 13563, 15268, 18084, 22902, 27126, 34353, 45804, 47539, 54252, 68706, 95078, 137412, 142617, 190156, 285234, 427851, 522929, 570468, 855702, 1045858, 1568787, 1711404, 2091716, 3137574, 4706361, 6275148, 9412722, 18825444]

約数ペア:

[(1, 18825444), (2, 9412722), (3, 6275148), (4, 4706361), (6, 3137574), (9, 2091716), (11, 1711404), (12, 1568787), (18, 1045858), (22, 855702), (33, 570468), (36, 522929), (44, 427851), (66, 285234), (99, 190156), (132, 142617), (137, 137412), (198, 95078), (274, 68706), (347, 54252), (396, 47539), (411, 45804), (548, 34353), (694, 27126), (822, 22902), (1041, 18084), (1233, 15268), (1388, 13563), (1507, 12492), (1644, 11451), (2082, 9042), (2466, 7634), (3014, 6246), (3123, 6028), (3817, 4932), (4164, 4521)]