2018782881

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{431}}^1\times {\mathrm{8821}}^1$

素因数の和:9317

約数の個数: 24

約数和(自身を含む): 2972661120

約数和(自身を除く): 953878239

約数列:

[1, 3, 9, 59, 177, 431, 531, 1293, 3879, 8821, 25429, 26463, 76287, 79389, 228861, 520439, 1561317, 3801851, 4683951, 11405553, 34216659, 224309209, 672927627, 2018782881]

約数ペア:

[(1, 2018782881), (3, 672927627), (9, 224309209), (59, 34216659), (177, 11405553), (431, 4683951), (531, 3801851), (1293, 1561317), (3879, 520439), (8821, 228861), (25429, 79389), (26463, 76287)]