20342025

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{8219}}^1$

素因数の和:8246

約数の個数: 36

約数和(自身を含む): 39751920

約数和(自身を除く): 19409895

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 225, 275, 495, 825, 2475, 8219, 24657, 41095, 73971, 90409, 123285, 205475, 271227, 369855, 452045, 616425, 813681, 1356135, 1849275, 2260225, 4068405, 6780675, 20342025]

約数ペア:

[(1, 20342025), (3, 6780675), (5, 4068405), (9, 2260225), (11, 1849275), (15, 1356135), (25, 813681), (33, 616425), (45, 452045), (55, 369855), (75, 271227), (99, 205475), (165, 123285), (225, 90409), (275, 73971), (495, 41095), (825, 24657), (2475, 8219)]