20216948271

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{27283331}}^1$

素因数の和:27283366

約数の個数: 16

約数和(自身を含む): 30557331840

約数和(自身を除く): 10340383569

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 27283331, 81849993, 354683303, 518383289, 1064049909, 1555149867, 6738982757, 20216948271]

約数ペア:

[(1, 20216948271), (3, 6738982757), (13, 1555149867), (19, 1064049909), (39, 518383289), (57, 354683303), (247, 81849993), (741, 27283331)]