18934190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4003}}^1$

素因数の和:4064

約数の個数: 32

約数和(自身を含む): 38054016

約数和(自身を除く): 19119826

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4003, 4730, 8006, 20015, 40030, 44033, 88066, 172129, 220165, 344258, 440330, 860645, 1721290, 1893419, 3786838, 9467095, 18934190]

約数ペア:

[(1, 18934190), (2, 9467095), (5, 3786838), (10, 1893419), (11, 1721290), (22, 860645), (43, 440330), (55, 344258), (86, 220165), (110, 172129), (215, 88066), (430, 44033), (473, 40030), (946, 20015), (2365, 8006), (4003, 4730)]