20323930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{2531}}^1$

素因数の和:2622

約数の個数: 32

約数和(自身を含む): 40471488

約数和(自身を除く): 20147558

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 2531, 4015, 5062, 8030, 12655, 25310, 27841, 55682, 139205, 184763, 278410, 369526, 923815, 1847630, 2032393, 4064786, 10161965, 20323930]

約数ペア:

[(1, 20323930), (2, 10161965), (5, 4064786), (10, 2032393), (11, 1847630), (22, 923815), (55, 369526), (73, 278410), (110, 184763), (146, 139205), (365, 55682), (730, 27841), (803, 25310), (1606, 12655), (2531, 8030), (4015, 5062)]