20791203

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{683}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 28344960

約数和(自身を除く): 7553757

約数列:

[1, 3, 73, 139, 219, 417, 683, 2049, 10147, 30441, 49859, 94937, 149577, 284811, 6930401, 20791203]

約数ペア:

[(1, 20791203), (3, 6930401), (73, 284811), (139, 149577), (219, 94937), (417, 49859), (683, 30441), (2049, 10147)]