20120378032

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{9599417}}^1$

素因数の和:9599556

約数の個数: 20

約数和(自身を含む): 39280818456

約数和(自身を除く): 19160440424

約数列:

[1, 2, 4, 8, 16, 131, 262, 524, 1048, 2096, 9599417, 19198834, 38397668, 76795336, 153590672, 1257523627, 2515047254, 5030094508, 10060189016, 20120378032]

約数ペア:

[(1, 20120378032), (2, 10060189016), (4, 5030094508), (8, 2515047254), (16, 1257523627), (131, 153590672), (262, 76795336), (524, 38397668), (1048, 19198834), (2096, 9599417)]