18054944

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{73}}^1\times {\mathrm{131}}^1$

素因数の和:273

約数の個数: 48

約数和(自身を含む): 36923040

約数和(自身を除く): 18868096

約数列:

[1, 2, 4, 8, 16, 32, 59, 73, 118, 131, 146, 236, 262, 292, 472, 524, 584, 944, 1048, 1168, 1888, 2096, 2336, 4192, 4307, 7729, 8614, 9563, 15458, 17228, 19126, 30916, 34456, 38252, 61832, 68912, 76504, 123664, 137824, 153008, 247328, 306016, 564217, 1128434, 2256868, 4513736, 9027472, 18054944]

約数ペア:

[(1, 18054944), (2, 9027472), (4, 4513736), (8, 2256868), (16, 1128434), (32, 564217), (59, 306016), (73, 247328), (118, 153008), (131, 137824), (146, 123664), (236, 76504), (262, 68912), (292, 61832), (472, 38252), (524, 34456), (584, 30916), (944, 19126), (1048, 17228), (1168, 15458), (1888, 9563), (2096, 8614), (2336, 7729), (4192, 4307)]