20188708

素因数分解:

$2^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1061}}^1$

素因数の和:1203

約数の個数: 24

約数和(自身を含む): 36396864

約数和(自身を除く): 16208156

約数列:

[1, 2, 4, 67, 71, 134, 142, 268, 284, 1061, 2122, 4244, 4757, 9514, 19028, 71087, 75331, 142174, 150662, 284348, 301324, 5047177, 10094354, 20188708]

約数ペア:

[(1, 20188708), (2, 10094354), (4, 5047177), (67, 301324), (71, 284348), (134, 150662), (142, 142174), (268, 75331), (284, 71087), (1061, 19028), (2122, 9514), (4244, 4757)]