20068545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1605

約数の個数: 32

約数和(自身を含む): 37002240

約数和(自身を除く): 16933695

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1459, 1965, 2751, 4377, 4585, 7295, 10213, 13755, 21885, 30639, 51065, 153195, 191129, 573387, 955645, 1337903, 2866935, 4013709, 6689515, 20068545]

約数ペア:

[(1, 20068545), (3, 6689515), (5, 4013709), (7, 2866935), (15, 1337903), (21, 955645), (35, 573387), (105, 191129), (131, 153195), (393, 51065), (655, 30639), (917, 21885), (1459, 13755), (1965, 10213), (2751, 7295), (4377, 4585)]