19853379

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3463}}^1$

素因数の和:3496

約数の個数: 36

約数和(自身を含む): 35935536

約数和(自身を除く): 16082157

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3463, 5733, 10389, 24241, 31167, 45019, 72723, 135057, 169687, 218169, 315133, 405171, 509061, 945399, 1527183, 2205931, 2836197, 6617793, 19853379]

約数ペア:

[(1, 19853379), (3, 6617793), (7, 2836197), (9, 2205931), (13, 1527183), (21, 945399), (39, 509061), (49, 405171), (63, 315133), (91, 218169), (117, 169687), (147, 135057), (273, 72723), (441, 45019), (637, 31167), (819, 24241), (1911, 10389), (3463, 5733)]