19797129

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1307}}^1$

素因数の和:1347

約数の個数: 40

約数和(自身を含む): 34185888

約数和(自身を除く): 14388759

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 81, 99, 153, 187, 297, 459, 561, 891, 1307, 1377, 1683, 3921, 5049, 11763, 14377, 15147, 22219, 35289, 43131, 66657, 105867, 129393, 199971, 244409, 388179, 599913, 733227, 1164537, 1799739, 2199681, 6599043, 19797129]

約数ペア:

[(1, 19797129), (3, 6599043), (9, 2199681), (11, 1799739), (17, 1164537), (27, 733227), (33, 599913), (51, 388179), (81, 244409), (99, 199971), (153, 129393), (187, 105867), (297, 66657), (459, 43131), (561, 35289), (891, 22219), (1307, 15147), (1377, 14377), (1683, 11763), (3921, 5049)]