20449874

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{1511}}^1$

素因数の和:1681

約数の個数: 16

約数和(自身を含む): 31461696

約数和(自身を除く): 11011822

約数列:

[1, 2, 67, 101, 134, 202, 1511, 3022, 6767, 13534, 101237, 152611, 202474, 305222, 10224937, 20449874]

約数ペア:

[(1, 20449874), (2, 10224937), (67, 305222), (101, 202474), (134, 152611), (202, 101237), (1511, 13534), (3022, 6767)]