20616848

素因数分解:

$2^4\times 7^2\times {\mathrm{26297}}^1$

素因数の和:26319

約数の個数: 30

約数和(自身を含む): 46468566

約数和(自身を除く): 25851718

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 26297, 52594, 105188, 184079, 210376, 368158, 420752, 736316, 1288553, 1472632, 2577106, 2945264, 5154212, 10308424, 20616848]

約数ペア:

[(1, 20616848), (2, 10308424), (4, 5154212), (7, 2945264), (8, 2577106), (14, 1472632), (16, 1288553), (28, 736316), (49, 420752), (56, 368158), (98, 210376), (112, 184079), (196, 105188), (392, 52594), (784, 26297)]