20056905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40519}}^1$

素因数の和:40541

約数の個数: 24

約数和(自身を含む): 37926720

約数和(自身を除く): 17869815

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 40519, 121557, 202595, 364671, 445709, 607785, 1337127, 1823355, 2228545, 4011381, 6685635, 20056905]

約数ペア:

[(1, 20056905), (3, 6685635), (5, 4011381), (9, 2228545), (11, 1823355), (15, 1337127), (33, 607785), (45, 445709), (55, 364671), (99, 202595), (165, 121557), (495, 40519)]