19658548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1019}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 23524172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 182, 212, 364, 371, 689, 742, 1019, 1378, 1484, 2038, 2756, 4076, 4823, 7133, 9646, 13247, 14266, 19292, 26494, 28532, 52988, 54007, 92729, 108014, 185458, 216028, 370916, 378049, 702091, 756098, 1404182, 1512196, 2808364, 4914637, 9829274, 19658548]

約数ペア:

[(1, 19658548), (2, 9829274), (4, 4914637), (7, 2808364), (13, 1512196), (14, 1404182), (26, 756098), (28, 702091), (52, 378049), (53, 370916), (91, 216028), (106, 185458), (182, 108014), (212, 92729), (364, 54007), (371, 52988), (689, 28532), (742, 26494), (1019, 19292), (1378, 14266), (1484, 13247), (2038, 9646), (2756, 7133), (4076, 4823)]