18370863

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1009}}^1$

素因数の和:1056

約数の個数: 36

約数和(自身を含む): 32247280

約数和(自身を除く): 13876417

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 289, 357, 867, 1009, 1071, 2023, 2601, 3027, 6069, 7063, 9081, 17153, 18207, 21189, 51459, 63567, 120071, 154377, 291601, 360213, 874803, 1080639, 2041207, 2624409, 6123621, 18370863]

約数ペア:

[(1, 18370863), (3, 6123621), (7, 2624409), (9, 2041207), (17, 1080639), (21, 874803), (51, 360213), (63, 291601), (119, 154377), (153, 120071), (289, 63567), (357, 51459), (867, 21189), (1009, 18207), (1071, 17153), (2023, 9081), (2601, 7063), (3027, 6069)]