18076220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47569}}^1$

素因数の和:47597

約数の個数: 24

約数和(自身を含む): 39958800

約数和(自身を除く): 21882580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 47569, 95138, 190276, 237845, 475690, 903811, 951380, 1807622, 3615244, 4519055, 9038110, 18076220]

約数ペア:

[(1, 18076220), (2, 9038110), (4, 4519055), (5, 3615244), (10, 1807622), (19, 951380), (20, 903811), (38, 475690), (76, 237845), (95, 190276), (190, 95138), (380, 47569)]