20159226

素因数分解:

$2^1\times 3^3\times {\mathrm{577}}^1\times {\mathrm{647}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 44945280

約数和(自身を除く): 24786054

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 577, 647, 1154, 1294, 1731, 1941, 3462, 3882, 5193, 5823, 10386, 11646, 15579, 17469, 31158, 34938, 373319, 746638, 1119957, 2239914, 3359871, 6719742, 10079613, 20159226]

約数ペア:

[(1, 20159226), (2, 10079613), (3, 6719742), (6, 3359871), (9, 2239914), (18, 1119957), (27, 746638), (54, 373319), (577, 34938), (647, 31158), (1154, 17469), (1294, 15579), (1731, 11646), (1941, 10386), (3462, 5823), (3882, 5193)]