19226020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 44343936

約数和(自身を除く): 25117916

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 281, 311, 562, 622, 1124, 1244, 1405, 1555, 2810, 3091, 3110, 3421, 5620, 6182, 6220, 6842, 12364, 13684, 15455, 17105, 30910, 34210, 61820, 68420, 87391, 174782, 349564, 436955, 873910, 961301, 1747820, 1922602, 3845204, 4806505, 9613010, 19226020]

約数ペア:

[(1, 19226020), (2, 9613010), (4, 4806505), (5, 3845204), (10, 1922602), (11, 1747820), (20, 961301), (22, 873910), (44, 436955), (55, 349564), (110, 174782), (220, 87391), (281, 68420), (311, 61820), (562, 34210), (622, 30910), (1124, 17105), (1244, 15455), (1405, 13684), (1555, 12364), (2810, 6842), (3091, 6220), (3110, 6182), (3421, 5620)]