20199492081

素因数分解:

$3^2\times {\mathrm{229}}^1\times {\mathrm{9800821}}^1$

素因数の和:9801056

約数の個数: 12

約数和(自身を含む): 29304457780

約数和(自身を除く): 9104965699

約数列:

[1, 3, 9, 229, 687, 2061, 9800821, 29402463, 88207389, 2244388009, 6733164027, 20199492081]

約数ペア:

[(1, 20199492081), (3, 6733164027), (9, 2244388009), (229, 88207389), (687, 29402463), (2061, 9800821)]