20942650

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{18211}}^1$

素因数の和:18246

約数の個数: 24

約数和(自身を含む): 40649184

約数和(自身を除く): 19706534

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 115, 230, 575, 1150, 18211, 36422, 91055, 182110, 418853, 455275, 837706, 910550, 2094265, 4188530, 10471325, 20942650]

約数ペア:

[(1, 20942650), (2, 10471325), (5, 4188530), (10, 2094265), (23, 910550), (25, 837706), (46, 455275), (50, 418853), (115, 182110), (230, 91055), (575, 36422), (1150, 18211)]