19920537

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1871}}^1$

素因数の和:1910

約数の個数: 36

約数和(自身を含む): 35627904

約数和(自身を除く): 15707367

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 169, 273, 507, 819, 1183, 1521, 1871, 3549, 5613, 10647, 13097, 16839, 24323, 39291, 72969, 117873, 170261, 218907, 316199, 510783, 948597, 1532349, 2213393, 2845791, 6640179, 19920537]

約数ペア:

[(1, 19920537), (3, 6640179), (7, 2845791), (9, 2213393), (13, 1532349), (21, 948597), (39, 510783), (63, 316199), (91, 218907), (117, 170261), (169, 117873), (273, 72969), (507, 39291), (819, 24323), (1183, 16839), (1521, 13097), (1871, 10647), (3549, 5613)]