20426256

素因数分解:

$2^4\times 3^4\times {\mathrm{15761}}^1$

素因数の和:15781

約数の個数: 50

約数和(自身を含む): 59123262

約数和(自身を除く): 38697006

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15761, 31522, 47283, 63044, 94566, 126088, 141849, 189132, 252176, 283698, 378264, 425547, 567396, 756528, 851094, 1134792, 1276641, 1702188, 2269584, 2553282, 3404376, 5106564, 6808752, 10213128, 20426256]

約数ペア:

[(1, 20426256), (2, 10213128), (3, 6808752), (4, 5106564), (6, 3404376), (8, 2553282), (9, 2269584), (12, 1702188), (16, 1276641), (18, 1134792), (24, 851094), (27, 756528), (36, 567396), (48, 425547), (54, 378264), (72, 283698), (81, 252176), (108, 189132), (144, 141849), (162, 126088), (216, 94566), (324, 63044), (432, 47283), (648, 31522), (1296, 15761)]