18787075

素因数分解:

$5^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 24

約数和(自身を含む): 24284160

約数和(自身を除く): 5497085

約数列:

[1, 5, 25, 47, 59, 235, 271, 295, 1175, 1355, 1475, 2773, 6775, 12737, 13865, 15989, 63685, 69325, 79945, 318425, 399725, 751483, 3757415, 18787075]

約数ペア:

[(1, 18787075), (5, 3757415), (25, 751483), (47, 399725), (59, 318425), (235, 79945), (271, 69325), (295, 63685), (1175, 15989), (1355, 13865), (1475, 12737), (2773, 6775)]