19024060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1$

素因数の和:2074

約数の個数: 48

約数和(自身を含む): 44618112

約数和(自身を除く): 25594052

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2011, 2365, 4022, 4730, 8044, 9460, 10055, 20110, 22121, 40220, 44242, 86473, 88484, 110605, 172946, 221210, 345892, 432365, 442420, 864730, 951203, 1729460, 1902406, 3804812, 4756015, 9512030, 19024060]

約数ペア:

[(1, 19024060), (2, 9512030), (4, 4756015), (5, 3804812), (10, 1902406), (11, 1729460), (20, 951203), (22, 864730), (43, 442420), (44, 432365), (55, 345892), (86, 221210), (110, 172946), (172, 110605), (215, 88484), (220, 86473), (430, 44242), (473, 40220), (860, 22121), (946, 20110), (1892, 10055), (2011, 9460), (2365, 8044), (4022, 4730)]