20733075

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8377}}^1$

素因数の和:8404

約数の個数: 36

約数和(自身を含む): 40516008

約数和(自身を除く): 19782933

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 8377, 25131, 41885, 75393, 92147, 125655, 209425, 276441, 376965, 460735, 628275, 829323, 1382205, 1884825, 2303675, 4146615, 6911025, 20733075]

約数ペア:

[(1, 20733075), (3, 6911025), (5, 4146615), (9, 2303675), (11, 1884825), (15, 1382205), (25, 829323), (33, 628275), (45, 460735), (55, 376965), (75, 276441), (99, 209425), (165, 125655), (225, 92147), (275, 75393), (495, 41885), (825, 25131), (2475, 8377)]