20145803804

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7123693}}^1$

素因数の和:7123805

約数の個数: 24

約数和(自身を含む): 40690540128

約数和(自身を除く): 20544736324

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7123693, 14247386, 28494772, 49865851, 99731702, 199463404, 719492993, 1438985986, 2877971972, 5036450951, 10072901902, 20145803804]

約数ペア:

[(1, 20145803804), (2, 10072901902), (4, 5036450951), (7, 2877971972), (14, 1438985986), (28, 719492993), (101, 199463404), (202, 99731702), (404, 49865851), (707, 28494772), (1414, 14247386), (2828, 7123693)]