19429137

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3389}}^1$

素因数の和:3422

約数の個数: 36

約数和(自身を含む): 35167860

約数和(自身を除く): 15738723

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3389, 5733, 10167, 23723, 30501, 44057, 71169, 132171, 166061, 213507, 308399, 396513, 498183, 925197, 1494549, 2158793, 2775591, 6476379, 19429137]

約数ペア:

[(1, 19429137), (3, 6476379), (7, 2775591), (9, 2158793), (13, 1494549), (21, 925197), (39, 498183), (49, 396513), (63, 308399), (91, 213507), (117, 166061), (147, 132171), (273, 71169), (441, 44057), (637, 30501), (819, 23723), (1911, 10167), (3389, 5733)]