18181856

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 45868032

約数和(自身を除く): 27686176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 47, 56, 77, 88, 94, 112, 154, 157, 176, 188, 224, 308, 314, 329, 352, 376, 517, 616, 628, 658, 752, 1034, 1099, 1232, 1256, 1316, 1504, 1727, 2068, 2198, 2464, 2512, 2632, 3454, 3619, 4136, 4396, 5024, 5264, 6908, 7238, 7379, 8272, 8792, 10528, 12089, 13816, 14476, 14758, 16544, 17584, 24178, 27632, 28952, 29516, 35168, 48356, 51653, 55264, 57904, 59032, 81169, 96712, 103306, 115808, 118064, 162338, 193424, 206612, 236128, 324676, 386848, 413224, 568183, 649352, 826448, 1136366, 1298704, 1652896, 2272732, 2597408, 4545464, 9090928, 18181856]

約数ペア:

[(1, 18181856), (2, 9090928), (4, 4545464), (7, 2597408), (8, 2272732), (11, 1652896), (14, 1298704), (16, 1136366), (22, 826448), (28, 649352), (32, 568183), (44, 413224), (47, 386848), (56, 324676), (77, 236128), (88, 206612), (94, 193424), (112, 162338), (154, 118064), (157, 115808), (176, 103306), (188, 96712), (224, 81169), (308, 59032), (314, 57904), (329, 55264), (352, 51653), (376, 48356), (517, 35168), (616, 29516), (628, 28952), (658, 27632), (752, 24178), (1034, 17584), (1099, 16544), (1232, 14758), (1256, 14476), (1316, 13816), (1504, 12089), (1727, 10528), (2068, 8792), (2198, 8272), (2464, 7379), (2512, 7238), (2632, 6908), (3454, 5264), (3619, 5024), (4136, 4396)]