20193104

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21391}}^1$

素因数の和:21458

約数の個数: 20

約数和(自身を含む): 39789120

約数和(自身を除く): 19596016

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21391, 42782, 85564, 171128, 342256, 1262069, 2524138, 5048276, 10096552, 20193104]

約数ペア:

[(1, 20193104), (2, 10096552), (4, 5048276), (8, 2524138), (16, 1262069), (59, 342256), (118, 171128), (236, 85564), (472, 42782), (944, 21391)]