18996738

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{937}}^1$

素因数の和:1082

約数の個数: 32

約数和(自身を含む): 39621120

約数和(自身を除く): 20624382

約数列:

[1, 2, 3, 6, 31, 62, 93, 109, 186, 218, 327, 654, 937, 1874, 2811, 3379, 5622, 6758, 10137, 20274, 29047, 58094, 87141, 102133, 174282, 204266, 306399, 612798, 3166123, 6332246, 9498369, 18996738]

約数ペア:

[(1, 18996738), (2, 9498369), (3, 6332246), (6, 3166123), (31, 612798), (62, 306399), (93, 204266), (109, 174282), (186, 102133), (218, 87141), (327, 58094), (654, 29047), (937, 20274), (1874, 10137), (2811, 6758), (3379, 5622)]