18198558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{1489}}^1$

素因数の和:1601

約数の個数: 48

約数和(自身を含む): 45558240

約数和(自身を除く): 27359682

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1489, 1746, 2037, 2978, 4074, 4467, 6111, 8934, 10423, 12222, 13401, 20846, 26802, 31269, 62538, 93807, 144433, 187614, 288866, 433299, 866598, 1011031, 1299897, 2022062, 2599794, 3033093, 6066186, 9099279, 18198558]

約数ペア:

[(1, 18198558), (2, 9099279), (3, 6066186), (6, 3033093), (7, 2599794), (9, 2022062), (14, 1299897), (18, 1011031), (21, 866598), (42, 433299), (63, 288866), (97, 187614), (126, 144433), (194, 93807), (291, 62538), (582, 31269), (679, 26802), (873, 20846), (1358, 13401), (1489, 12222), (1746, 10423), (2037, 8934), (2978, 6111), (4074, 4467)]