20223170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1171}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 39998016

約数和(自身を除く): 19774846

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 157, 314, 785, 1171, 1570, 1727, 2342, 3454, 5855, 8635, 11710, 12881, 17270, 25762, 64405, 128810, 183847, 367694, 919235, 1838470, 2022317, 4044634, 10111585, 20223170]

約数ペア:

[(1, 20223170), (2, 10111585), (5, 4044634), (10, 2022317), (11, 1838470), (22, 919235), (55, 367694), (110, 183847), (157, 128810), (314, 64405), (785, 25762), (1171, 17270), (1570, 12881), (1727, 11710), (2342, 8635), (3454, 5855)]