20790749223

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{179}}^1\times {\mathrm{148339}}^1$

素因数の和:148556

約数の個数: 32

約数和(自身を含む): 32041440000

約数和(自身を除く): 11250690777

約数列:

[1, 3, 9, 27, 29, 87, 179, 261, 537, 783, 1611, 4833, 5191, 15573, 46719, 140157, 148339, 445017, 1335051, 4005153, 4301831, 12905493, 26552681, 38716479, 79658043, 116149437, 238974129, 716922387, 770027749, 2310083247, 6930249741, 20790749223]

約数ペア:

[(1, 20790749223), (3, 6930249741), (9, 2310083247), (27, 770027749), (29, 716922387), (87, 238974129), (179, 116149437), (261, 79658043), (537, 38716479), (783, 26552681), (1611, 12905493), (4833, 4301831), (5191, 4005153), (15573, 1335051), (46719, 445017), (140157, 148339)]