18656055

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:781

約数の個数: 64

約数和(自身を含む): 38361600

約数和(自身を除く): 19705545

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 33, 45, 51, 55, 85, 99, 135, 153, 165, 187, 255, 297, 459, 495, 561, 739, 765, 935, 1485, 1683, 2217, 2295, 2805, 3695, 5049, 6651, 8129, 8415, 11085, 12563, 19953, 24387, 25245, 33255, 37689, 40645, 62815, 73161, 99765, 113067, 121935, 138193, 188445, 219483, 339201, 365805, 414579, 565335, 690965, 1097415, 1243737, 1696005, 2072895, 3731211, 6218685, 18656055]

約数ペア:

[(1, 18656055), (3, 6218685), (5, 3731211), (9, 2072895), (11, 1696005), (15, 1243737), (17, 1097415), (27, 690965), (33, 565335), (45, 414579), (51, 365805), (55, 339201), (85, 219483), (99, 188445), (135, 138193), (153, 121935), (165, 113067), (187, 99765), (255, 73161), (297, 62815), (459, 40645), (495, 37689), (561, 33255), (739, 25245), (765, 24387), (935, 19953), (1485, 12563), (1683, 11085), (2217, 8415), (2295, 8129), (2805, 6651), (3695, 5049)]