20678896

素因数分解:

$2^4\times 7^1\times {\mathrm{184633}}^1$

素因数の和:184648

約数の個数: 20

約数和(自身を含む): 45789232

約数和(自身を除く): 25110336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184633, 369266, 738532, 1292431, 1477064, 2584862, 2954128, 5169724, 10339448, 20678896]

約数ペア:

[(1, 20678896), (2, 10339448), (4, 5169724), (7, 2954128), (8, 2584862), (14, 1477064), (16, 1292431), (28, 738532), (56, 369266), (112, 184633)]