20061965

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{487}}^1$

素因数の和:617

約数の個数: 32

約数和(自身を含む): 30357504

約数和(自身を除く): 10295539

約数列:

[1, 5, 7, 11, 35, 55, 77, 107, 385, 487, 535, 749, 1177, 2435, 3409, 3745, 5357, 5885, 8239, 17045, 26785, 37499, 41195, 52109, 187495, 260545, 364763, 573199, 1823815, 2865995, 4012393, 20061965]

約数ペア:

[(1, 20061965), (5, 4012393), (7, 2865995), (11, 1823815), (35, 573199), (55, 364763), (77, 260545), (107, 187495), (385, 52109), (487, 41195), (535, 37499), (749, 26785), (1177, 17045), (2435, 8239), (3409, 5885), (3745, 5357)]