18012537

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 28993536

約数和(自身を除く): 10980999

約数列:

[1, 3, 9, 17, 27, 51, 81, 103, 127, 153, 309, 381, 459, 927, 1143, 1377, 1751, 2159, 2781, 3429, 5253, 6477, 8343, 10287, 13081, 15759, 19431, 39243, 47277, 58293, 117729, 141831, 174879, 222377, 353187, 667131, 1059561, 2001393, 6004179, 18012537]

約数ペア:

[(1, 18012537), (3, 6004179), (9, 2001393), (17, 1059561), (27, 667131), (51, 353187), (81, 222377), (103, 174879), (127, 141831), (153, 117729), (309, 58293), (381, 47277), (459, 39243), (927, 19431), (1143, 15759), (1377, 13081), (1751, 10287), (2159, 8343), (2781, 6477), (3429, 5253)]