18978963838

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{983}}^1\times {\mathrm{132241}}^1$

素因数の和:133299

約数の個数: 16

約数和(自身を含む): 28888000416

約数和(自身を除く): 9909036578

約数列:

[1, 2, 73, 146, 983, 1966, 71759, 132241, 143518, 264482, 9653593, 19307186, 129992903, 259985806, 9489481919, 18978963838]

約数ペア:

[(1, 18978963838), (2, 9489481919), (73, 259985806), (146, 129992903), (983, 19307186), (1966, 9653593), (71759, 264482), (132241, 143518)]