20431196

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{1979}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 37422000

約数和(自身を除く): 16990804

約数列:

[1, 2, 4, 29, 58, 89, 116, 178, 356, 1979, 2581, 3958, 5162, 7916, 10324, 57391, 114782, 176131, 229564, 352262, 704524, 5107799, 10215598, 20431196]

約数ペア:

[(1, 20431196), (2, 10215598), (4, 5107799), (29, 704524), (58, 352262), (89, 229564), (116, 176131), (178, 114782), (356, 57391), (1979, 10324), (2581, 7916), (3958, 5162)]