18119331

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 30551040

約数和(自身を除く): 12431709

約数列:

[1, 3, 9, 17, 19, 23, 51, 57, 69, 153, 171, 207, 271, 323, 391, 437, 813, 969, 1173, 1311, 2439, 2907, 3519, 3933, 4607, 5149, 6233, 7429, 13821, 15447, 18699, 22287, 41463, 46341, 56097, 66861, 87533, 105961, 118427, 262599, 317883, 355281, 787797, 953649, 1065843, 2013259, 6039777, 18119331]

約数ペア:

[(1, 18119331), (3, 6039777), (9, 2013259), (17, 1065843), (19, 953649), (23, 787797), (51, 355281), (57, 317883), (69, 262599), (153, 118427), (171, 105961), (207, 87533), (271, 66861), (323, 56097), (391, 46341), (437, 41463), (813, 22287), (969, 18699), (1173, 15447), (1311, 13821), (2439, 7429), (2907, 6233), (3519, 5149), (3933, 4607)]