18814100

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{4003}}^1$

素因数の和:4064

約数の個数: 36

約数和(自身を含む): 41705664

約数和(自身を除く): 22891564

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 470, 940, 1175, 2350, 4003, 4700, 8006, 16012, 20015, 40030, 80060, 100075, 188141, 200150, 376282, 400300, 752564, 940705, 1881410, 3762820, 4703525, 9407050, 18814100]

約数ペア:

[(1, 18814100), (2, 9407050), (4, 4703525), (5, 3762820), (10, 1881410), (20, 940705), (25, 752564), (47, 400300), (50, 376282), (94, 200150), (100, 188141), (188, 100075), (235, 80060), (470, 40030), (940, 20015), (1175, 16012), (2350, 8006), (4003, 4700)]