19938864056

素因数分解:

$2^3\times {\mathrm{661}}^1\times {\mathrm{941}}^1\times {\mathrm{4007}}^1$

素因数の和:5615

約数の個数: 32

約数和(自身を含む): 37491072480

約数和(自身を除く): 17552208424

約数列:

[1, 2, 4, 8, 661, 941, 1322, 1882, 2644, 3764, 4007, 5288, 7528, 8014, 16028, 32056, 622001, 1244002, 2488004, 2648627, 3770587, 4976008, 5297254, 7541174, 10594508, 15082348, 21189016, 30164696, 2492358007, 4984716014, 9969432028, 19938864056]

約数ペア:

[(1, 19938864056), (2, 9969432028), (4, 4984716014), (8, 2492358007), (661, 30164696), (941, 21189016), (1322, 15082348), (1882, 10594508), (2644, 7541174), (3764, 5297254), (4007, 4976008), (5288, 3770587), (7528, 2648627), (8014, 2488004), (16028, 1244002), (32056, 622001)]