18191536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2581

約数の個数: 40

約数和(自身を含む): 39403728

約数和(自身を除く): 21212192

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 2521, 3608, 5042, 7216, 10084, 20168, 27731, 40336, 55462, 103361, 110924, 206722, 221848, 413444, 443696, 826888, 1136971, 1653776, 2273942, 4547884, 9095768, 18191536]

約数ペア:

[(1, 18191536), (2, 9095768), (4, 4547884), (8, 2273942), (11, 1653776), (16, 1136971), (22, 826888), (41, 443696), (44, 413444), (82, 221848), (88, 206722), (164, 110924), (176, 103361), (328, 55462), (451, 40336), (656, 27731), (902, 20168), (1804, 10084), (2521, 7216), (3608, 5042)]