20343510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20549}}^1$

素因数の和:20573

約数の個数: 48

約数和(自身を含む): 57704400

約数和(自身を除く): 37360890

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 20549, 41098, 61647, 102745, 123294, 184941, 205490, 226039, 308235, 369882, 452078, 616470, 678117, 924705, 1130195, 1356234, 1849410, 2034351, 2260390, 3390585, 4068702, 6781170, 10171755, 20343510]

約数ペア:

[(1, 20343510), (2, 10171755), (3, 6781170), (5, 4068702), (6, 3390585), (9, 2260390), (10, 2034351), (11, 1849410), (15, 1356234), (18, 1130195), (22, 924705), (30, 678117), (33, 616470), (45, 452078), (55, 369882), (66, 308235), (90, 226039), (99, 205490), (110, 184941), (165, 123294), (198, 102745), (330, 61647), (495, 41098), (990, 20549)]