18843388

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 34685280

約数和(自身を除く): 15841892

約数列:

[1, 2, 4, 29, 58, 61, 116, 122, 244, 1769, 2663, 3538, 5326, 7076, 10652, 77227, 154454, 162443, 308908, 324886, 649772, 4710847, 9421694, 18843388]

約数ペア:

[(1, 18843388), (2, 9421694), (4, 4710847), (29, 649772), (58, 324886), (61, 308908), (116, 162443), (122, 154454), (244, 77227), (1769, 10652), (2663, 7076), (3538, 5326)]