20163564016

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{9620021}}^1$

素因数の和:9620160

約数の個数: 20

約数和(自身を含む): 39365130024

約数和(自身を除く): 19201566008

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 9620021, 19240042, 38480084, 76960168, 153920336, 1260222751, 2520445502, 5040891004, 10081782008, 20163564016]

約数ペア:

[(1, 20163564016), (2, 10081782008), (4, 5040891004), (8, 2520445502), (16, 1260222751), (131, 153920336), (262, 76960168), (524, 38480084), (1048, 19240042), (2096, 9620021)]