20856880016

素因数分解:

$2^4\times 7^1\times {\mathrm{186222143}}^1$

素因数の和:186222158

約数の個数: 20

約数和(自身を含む): 46183091712

約数和(自身を除く): 25326211696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 186222143, 372444286, 744888572, 1303555001, 1489777144, 2607110002, 2979554288, 5214220004, 10428440008, 20856880016]

約数ペア:

[(1, 20856880016), (2, 10428440008), (4, 5214220004), (7, 2979554288), (8, 2607110002), (14, 1489777144), (16, 1303555001), (28, 744888572), (56, 372444286), (112, 186222143)]