20559488

素因数分解:

$2^7\times {\mathrm{160621}}^1$

素因数の和:160635

約数の個数: 16

約数和(自身を含む): 40958610

約数和(自身を除く): 20399122

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 160621, 321242, 642484, 1284968, 2569936, 5139872, 10279744, 20559488]

約数ペア:

[(1, 20559488), (2, 10279744), (4, 5139872), (8, 2569936), (16, 1284968), (32, 642484), (64, 321242), (128, 160621)]