30806818

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{21787}}^1$

素因数の和:21897

約数の個数: 16

約数和(自身を含む): 53337024

約数和(自身を除く): 22530206

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 21787, 43574, 152509, 305018, 2200487, 4400974, 15403409, 30806818]

約数ペア:

[(1, 30806818), (2, 15403409), (7, 4400974), (14, 2200487), (101, 305018), (202, 152509), (707, 43574), (1414, 21787)]