20691176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{13831}}^1$

素因数の和:13865

約数の個数: 32

約数和(自身を含む): 44815680

約数和(自身を除く): 24124504

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 13831, 27662, 55324, 110648, 152141, 235127, 304282, 470254, 608564, 940508, 1217128, 1881016, 2586397, 5172794, 10345588, 20691176]

約数ペア:

[(1, 20691176), (2, 10345588), (4, 5172794), (8, 2586397), (11, 1881016), (17, 1217128), (22, 940508), (34, 608564), (44, 470254), (68, 304282), (88, 235127), (136, 152141), (187, 110648), (374, 55324), (748, 27662), (1496, 13831)]