20372836

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{5861}}^1$

素因数の和:5955

約数の個数: 24

約数和(自身を含む): 39392640

約数和(自身を除く): 19019804

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 5861, 11722, 23444, 64471, 128942, 257884, 463019, 926038, 1852076, 5093209, 10186418, 20372836]

約数ペア:

[(1, 20372836), (2, 10186418), (4, 5093209), (11, 1852076), (22, 926038), (44, 463019), (79, 257884), (158, 128942), (316, 64471), (869, 23444), (1738, 11722), (3476, 5861)]