20255972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{751}}^1$

素因数の和:1379

約数の個数: 24

約数和(自身を含む): 38785152

約数和(自身を除く): 18529180

約数列:

[1, 2, 4, 11, 22, 44, 613, 751, 1226, 1502, 2452, 3004, 6743, 8261, 13486, 16522, 26972, 33044, 460363, 920726, 1841452, 5063993, 10127986, 20255972]

約数ペア:

[(1, 20255972), (2, 10127986), (4, 5063993), (11, 1841452), (22, 920726), (44, 460363), (613, 33044), (751, 26972), (1226, 16522), (1502, 13486), (2452, 8261), (3004, 6743)]