18542433

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 32073216

約数和(自身を除く): 13530783

約数列:

[1, 3, 7, 13, 21, 31, 39, 49, 91, 93, 147, 217, 273, 313, 403, 637, 651, 939, 1209, 1519, 1911, 2191, 2821, 4069, 4557, 6573, 8463, 9703, 12207, 15337, 19747, 28483, 29109, 46011, 59241, 67921, 85449, 126139, 199381, 203763, 378417, 475447, 598143, 882973, 1426341, 2648919, 6180811, 18542433]

約数ペア:

[(1, 18542433), (3, 6180811), (7, 2648919), (13, 1426341), (21, 882973), (31, 598143), (39, 475447), (49, 378417), (91, 203763), (93, 199381), (147, 126139), (217, 85449), (273, 67921), (313, 59241), (403, 46011), (637, 29109), (651, 28483), (939, 19747), (1209, 15337), (1519, 12207), (1911, 9703), (2191, 8463), (2821, 6573), (4069, 4557)]