18208377

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 31449600

約数和(自身を除く): 13241223

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 93, 99, 153, 187, 279, 341, 349, 527, 561, 1023, 1047, 1581, 1683, 3069, 3141, 3839, 4743, 5797, 5933, 10819, 11517, 17391, 17799, 32457, 34551, 52173, 53397, 65263, 97371, 119009, 183923, 195789, 357027, 551769, 587367, 1071081, 1655307, 2023153, 6069459, 18208377]

約数ペア:

[(1, 18208377), (3, 6069459), (9, 2023153), (11, 1655307), (17, 1071081), (31, 587367), (33, 551769), (51, 357027), (93, 195789), (99, 183923), (153, 119009), (187, 97371), (279, 65263), (341, 53397), (349, 52173), (527, 34551), (561, 32457), (1023, 17799), (1047, 17391), (1581, 11517), (1683, 10819), (3069, 5933), (3141, 5797), (3839, 4743)]