80191998

素因数分解:

$2^1\times 3^3\times {\mathrm{1485037}}^1$

素因数の和:1485048

約数の個数: 16

約数和(自身を含む): 178204560

約数和(自身を除く): 98012562

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1485037, 2970074, 4455111, 8910222, 13365333, 26730666, 40095999, 80191998]

約数ペア:

[(1, 80191998), (2, 40095999), (3, 26730666), (6, 13365333), (9, 8910222), (18, 4455111), (27, 2970074), (54, 1485037)]