71431888

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{405863}}^1$

素因数の和:405882

約数の個数: 20

約数和(自身を含む): 150981408

約数和(自身を除く): 79549520

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 405863, 811726, 1623452, 3246904, 4464493, 6493808, 8928986, 17857972, 35715944, 71431888]

約数ペア:

[(1, 71431888), (2, 35715944), (4, 17857972), (8, 8928986), (11, 6493808), (16, 4464493), (22, 3246904), (44, 1623452), (88, 811726), (176, 405863)]