20201654421

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1128521}}^1$

素因数の和:1128563

約数の個数: 40

約数和(自身を含む): 34410892824

約数和(自身を除く): 14209238403

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 663, 1053, 1377, 1989, 5967, 17901, 1128521, 3385563, 10156689, 14670773, 19184857, 30470067, 44012319, 57554571, 91410201, 132036957, 172663713, 249403141, 396110871, 517991139, 748209423, 1188332613, 1553973417, 2244628269, 6733884807, 20201654421]

約数ペア:

[(1, 20201654421), (3, 6733884807), (9, 2244628269), (13, 1553973417), (17, 1188332613), (27, 748209423), (39, 517991139), (51, 396110871), (81, 249403141), (117, 172663713), (153, 132036957), (221, 91410201), (351, 57554571), (459, 44012319), (663, 30470067), (1053, 19184857), (1377, 14670773), (1989, 10156689), (5967, 3385563), (17901, 1128521)]