18184815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2161}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 36425376

約数和(自身を除く): 18240561

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 153, 165, 187, 255, 495, 561, 765, 935, 1683, 2161, 2805, 6483, 8415, 10805, 19449, 23771, 32415, 36737, 71313, 97245, 110211, 118855, 183685, 213939, 330633, 356565, 404107, 551055, 1069695, 1212321, 1653165, 2020535, 3636963, 6061605, 18184815]

約数ペア:

[(1, 18184815), (3, 6061605), (5, 3636963), (9, 2020535), (11, 1653165), (15, 1212321), (17, 1069695), (33, 551055), (45, 404107), (51, 356565), (55, 330633), (85, 213939), (99, 183685), (153, 118855), (165, 110211), (187, 97245), (255, 71313), (495, 36737), (561, 32415), (765, 23771), (935, 19449), (1683, 10805), (2161, 8415), (2805, 6483)]