19904032

素因数分解:

$2^5\times {\mathrm{661}}^1\times {\mathrm{941}}^1$

素因数の和:1612

約数の個数: 24

約数和(自身を含む): 39287052

約数和(自身を除く): 19383020

約数列:

[1, 2, 4, 8, 16, 32, 661, 941, 1322, 1882, 2644, 3764, 5288, 7528, 10576, 15056, 21152, 30112, 622001, 1244002, 2488004, 4976008, 9952016, 19904032]

約数ペア:

[(1, 19904032), (2, 9952016), (4, 4976008), (8, 2488004), (16, 1244002), (32, 622001), (661, 30112), (941, 21152), (1322, 15056), (1882, 10576), (2644, 7528), (3764, 5288)]