20210032

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20707}}^1$

素因数の和:20776

約数の個数: 20

約数和(自身を含む): 39800776

約数和(自身を除く): 19590744

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20707, 41414, 82828, 165656, 331312, 1263127, 2526254, 5052508, 10105016, 20210032]

約数ペア:

[(1, 20210032), (2, 10105016), (4, 5052508), (8, 2526254), (16, 1263127), (61, 331312), (122, 165656), (244, 82828), (488, 41414), (976, 20707)]