20292008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{787}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 41700960

約数和(自身を除く): 21408952

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 293, 586, 787, 1172, 1574, 2344, 3148, 3223, 6296, 6446, 8657, 12892, 17314, 25784, 34628, 69256, 230591, 461182, 922364, 1844728, 2536501, 5073002, 10146004, 20292008]

約数ペア:

[(1, 20292008), (2, 10146004), (4, 5073002), (8, 2536501), (11, 1844728), (22, 922364), (44, 461182), (88, 230591), (293, 69256), (586, 34628), (787, 25784), (1172, 17314), (1574, 12892), (2344, 8657), (3148, 6446), (3223, 6296)]