20787338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{5591}}^1$

素因数の和:5630

約数の個数: 24

約数和(自身を含む): 36840096

約数和(自身を除く): 16052758

約数列:

[1, 2, 11, 13, 22, 26, 143, 169, 286, 338, 1859, 3718, 5591, 11182, 61501, 72683, 123002, 145366, 799513, 944879, 1599026, 1889758, 10393669, 20787338]

約数ペア:

[(1, 20787338), (2, 10393669), (11, 1889758), (13, 1599026), (22, 944879), (26, 799513), (143, 145366), (169, 123002), (286, 72683), (338, 61501), (1859, 11182), (3718, 5591)]