20652885

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3793}}^1$

素因数の和:3826

約数の個数: 36

約数和(自身を含む): 39358956

約数和(自身を除く): 18706071

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 121, 165, 363, 495, 605, 1089, 1815, 3793, 5445, 11379, 18965, 34137, 41723, 56895, 125169, 170685, 208615, 375507, 458953, 625845, 1376859, 1877535, 2294765, 4130577, 6884295, 20652885]

約数ペア:

[(1, 20652885), (3, 6884295), (5, 4130577), (9, 2294765), (11, 1877535), (15, 1376859), (33, 625845), (45, 458953), (55, 375507), (99, 208615), (121, 170685), (165, 125169), (363, 56895), (495, 41723), (605, 34137), (1089, 18965), (1815, 11379), (3793, 5445)]