20216402031

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5413}}^1\times {\mathrm{5737}}^1$

素因数の和:11191

約数の個数: 32

約数和(自身を含む): 31811104768

約数和(自身を除く): 11594702737

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 5413, 5737, 16239, 17211, 37891, 40159, 113673, 120477, 167803, 177847, 503409, 533541, 1174621, 1244929, 3523863, 3734787, 31054381, 93163143, 217380667, 652142001, 962685811, 2888057433, 6738800677, 20216402031]

約数ペア:

[(1, 20216402031), (3, 6738800677), (7, 2888057433), (21, 962685811), (31, 652142001), (93, 217380667), (217, 93163143), (651, 31054381), (5413, 3734787), (5737, 3523863), (16239, 1244929), (17211, 1174621), (37891, 533541), (40159, 503409), (113673, 177847), (120477, 167803)]