19431724

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{5119}}^1$

素因数の和:5209

約数の個数: 24

約数和(自身を含む): 37130240

約数和(自身を除く): 17698516

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 5119, 10238, 20476, 66547, 133094, 266188, 373687, 747374, 1494748, 4857931, 9715862, 19431724]

約数ペア:

[(1, 19431724), (2, 9715862), (4, 4857931), (13, 1494748), (26, 747374), (52, 373687), (73, 266188), (146, 133094), (292, 66547), (949, 20476), (1898, 10238), (3796, 5119)]