20666576

素因数分解:

$2^4\times 7^1\times {\mathrm{184523}}^1$

素因数の和:184538

約数の個数: 20

約数和(自身を含む): 45761952

約数和(自身を除く): 25095376

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184523, 369046, 738092, 1291661, 1476184, 2583322, 2952368, 5166644, 10333288, 20666576]

約数ペア:

[(1, 20666576), (2, 10333288), (4, 5166644), (7, 2952368), (8, 2583322), (14, 1476184), (16, 1291661), (28, 738092), (56, 369046), (112, 184523)]