19240389

素因数分解:

$3^3\times 7^2\times {\mathrm{14543}}^1$

素因数の和:14566

約数の個数: 24

約数和(自身を含む): 33160320

約数和(自身を除く): 13919931

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14543, 43629, 101801, 130887, 305403, 392661, 712607, 916209, 2137821, 2748627, 6413463, 19240389]

約数ペア:

[(1, 19240389), (3, 6413463), (7, 2748627), (9, 2137821), (21, 916209), (27, 712607), (49, 392661), (63, 305403), (147, 130887), (189, 101801), (441, 43629), (1323, 14543)]