981905902

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{2399}}^1\times {\mathrm{10771}}^1$

素因数の和:13191

約数の個数: 16

約数和(自身を含む): 1551168000

約数和(自身を除く): 569262098

約数列:

[1, 2, 19, 38, 2399, 4798, 10771, 21542, 45581, 91162, 204649, 409298, 25839629, 51679258, 490952951, 981905902]

約数ペア:

[(1, 981905902), (2, 490952951), (19, 51679258), (38, 25839629), (2399, 409298), (4798, 204649), (10771, 91162), (21542, 45581)]