2017821978

素因数分解:

$2^1\times 3^2\times {\mathrm{112101221}}^1$

素因数の和:112101229

約数の個数: 12

約数和(自身を含む): 4371947658

約数和(自身を除く): 2354125680

約数列:

[1, 2, 3, 6, 9, 18, 112101221, 224202442, 336303663, 672607326, 1008910989, 2017821978]

約数ペア:

[(1, 2017821978), (2, 1008910989), (3, 672607326), (6, 336303663), (9, 224202442), (18, 112101221)]