20181233439

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{4423}}^1\times {\mathrm{26683}}^1$

素因数の和:31131

約数の個数: 24

約数和(自身を含む): 30693004160

約数和(自身を除く): 10511770721

約数列:

[1, 3, 9, 19, 57, 171, 4423, 13269, 26683, 39807, 80049, 84037, 240147, 252111, 506977, 756333, 1520931, 4562793, 118018909, 354056727, 1062170181, 2242359271, 6727077813, 20181233439]

約数ペア:

[(1, 20181233439), (3, 6727077813), (9, 2242359271), (19, 1062170181), (57, 354056727), (171, 118018909), (4423, 4562793), (13269, 1520931), (26683, 756333), (39807, 506977), (80049, 252111), (84037, 240147)]