18202239

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:713

約数の個数: 40

約数和(自身を含む): 30666240

約数和(自身を除く): 12464001

約数列:

[1, 3, 9, 11, 27, 31, 33, 81, 93, 99, 279, 297, 341, 659, 837, 891, 1023, 1977, 2511, 3069, 5931, 7249, 9207, 17793, 20429, 21747, 27621, 53379, 61287, 65241, 183861, 195723, 224719, 551583, 587169, 674157, 1654749, 2022471, 6067413, 18202239]

約数ペア:

[(1, 18202239), (3, 6067413), (9, 2022471), (11, 1654749), (27, 674157), (31, 587169), (33, 551583), (81, 224719), (93, 195723), (99, 183861), (279, 65241), (297, 61287), (341, 53379), (659, 27621), (837, 21747), (891, 20429), (1023, 17793), (1977, 9207), (2511, 7249), (3069, 5931)]