847456816

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{404321}}^1$

素因数の和:404460

約数の個数: 20

約数和(自身を含む): 1654485624

約数和(自身を除く): 807028808

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 404321, 808642, 1617284, 3234568, 6469136, 52966051, 105932102, 211864204, 423728408, 847456816]

約数ペア:

[(1, 847456816), (2, 423728408), (4, 211864204), (8, 105932102), (16, 52966051), (131, 6469136), (262, 3234568), (524, 1617284), (1048, 808642), (2096, 404321)]