20784694

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{577}}^1$

素因数の和:700

約数の個数: 32

約数和(自身を含む): 37287936

約数和(自身を除く): 16503242

約数列:

[1, 2, 7, 14, 31, 62, 83, 166, 217, 434, 577, 581, 1154, 1162, 2573, 4039, 5146, 8078, 17887, 18011, 35774, 36022, 47891, 95782, 125209, 250418, 335237, 670474, 1484621, 2969242, 10392347, 20784694]

約数ペア:

[(1, 20784694), (2, 10392347), (7, 2969242), (14, 1484621), (31, 670474), (62, 335237), (83, 250418), (166, 125209), (217, 95782), (434, 47891), (577, 36022), (581, 35774), (1154, 18011), (1162, 17887), (2573, 8078), (4039, 5146)]