19920824

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 47312640

約数和(自身を除く): 27391816

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 73, 77, 88, 146, 154, 292, 308, 443, 511, 584, 616, 803, 886, 1022, 1606, 1772, 2044, 3101, 3212, 3544, 4088, 4873, 5621, 6202, 6424, 9746, 11242, 12404, 19492, 22484, 24808, 32339, 34111, 38984, 44968, 64678, 68222, 129356, 136444, 226373, 258712, 272888, 355729, 452746, 711458, 905492, 1422916, 1810984, 2490103, 2845832, 4980206, 9960412, 19920824]

約数ペア:

[(1, 19920824), (2, 9960412), (4, 4980206), (7, 2845832), (8, 2490103), (11, 1810984), (14, 1422916), (22, 905492), (28, 711458), (44, 452746), (56, 355729), (73, 272888), (77, 258712), (88, 226373), (146, 136444), (154, 129356), (292, 68222), (308, 64678), (443, 44968), (511, 38984), (584, 34111), (616, 32339), (803, 24808), (886, 22484), (1022, 19492), (1606, 12404), (1772, 11242), (2044, 9746), (3101, 6424), (3212, 6202), (3544, 5621), (4088, 4873)]