18051005

素因数分解:

$5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 26002944

約数和(自身を除く): 7951939

約数列:

[1, 5, 7, 35, 37, 53, 185, 259, 263, 265, 371, 1295, 1315, 1841, 1855, 1961, 9205, 9731, 9805, 13727, 13939, 48655, 68117, 68635, 69695, 97573, 340585, 487865, 515743, 2578715, 3610201, 18051005]

約数ペア:

[(1, 18051005), (5, 3610201), (7, 2578715), (35, 515743), (37, 487865), (53, 340585), (185, 97573), (259, 69695), (263, 68635), (265, 68117), (371, 48655), (1295, 13939), (1315, 13727), (1841, 9805), (1855, 9731), (1961, 9205)]