31317338

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{79}}^2\times {\mathrm{193}}^1$

素因数の和:366

約数の個数: 24

約数和(自身を含む): 51503508

約数和(自身を除く): 20186170

約数列:

[1, 2, 13, 26, 79, 158, 193, 386, 1027, 2054, 2509, 5018, 6241, 12482, 15247, 30494, 81133, 162266, 198211, 396422, 1204513, 2409026, 15658669, 31317338]

約数ペア:

[(1, 31317338), (2, 15658669), (13, 2409026), (26, 1204513), (79, 396422), (158, 198211), (193, 162266), (386, 81133), (1027, 30494), (2054, 15247), (2509, 12482), (5018, 6241)]