18122542

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:280

約数の個数: 32

約数和(自身を含む): 29836800

約数和(自身を除く): 11714258

約数列:

[1, 2, 19, 38, 47, 73, 94, 139, 146, 278, 893, 1387, 1786, 2641, 2774, 3431, 5282, 6533, 6862, 10147, 13066, 20294, 65189, 124127, 130378, 192793, 248254, 385586, 476909, 953818, 9061271, 18122542]

約数ペア:

[(1, 18122542), (2, 9061271), (19, 953818), (38, 476909), (47, 385586), (73, 248254), (94, 192793), (139, 130378), (146, 124127), (278, 65189), (893, 20294), (1387, 13066), (1786, 10147), (2641, 6862), (2774, 6533), (3431, 5282)]