19151770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4049}}^1$

素因数の和:4110

約数の個数: 32

約数和(自身を含む): 38491200

約数和(自身を除く): 19339430

約数列:

[1, 2, 5, 10, 11, 22, 43, 55, 86, 110, 215, 430, 473, 946, 2365, 4049, 4730, 8098, 20245, 40490, 44539, 89078, 174107, 222695, 348214, 445390, 870535, 1741070, 1915177, 3830354, 9575885, 19151770]

約数ペア:

[(1, 19151770), (2, 9575885), (5, 3830354), (10, 1915177), (11, 1741070), (22, 870535), (43, 445390), (55, 348214), (86, 222695), (110, 174107), (215, 89078), (430, 44539), (473, 40490), (946, 20245), (2365, 8098), (4049, 4730)]