19900996869

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1896959}}^1$

素因数の和:1897244

約数の個数: 16

約数和(自身を含む): 28682035200

約数和(自身を除く): 8781038331

約数列:

[1, 3, 13, 39, 269, 807, 3497, 10491, 1896959, 5690877, 24660467, 73981401, 510281971, 1530845913, 6633665623, 19900996869]

約数ペア:

[(1, 19900996869), (3, 6633665623), (13, 1530845913), (39, 510281971), (269, 73981401), (807, 24660467), (3497, 5690877), (10491, 1896959)]