18741276

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{271}}^1$

素因数の和:411

約数の個数: 72

約数和(自身を含む): 50791104

約数和(自身を除く): 32049828

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 113, 153, 204, 226, 271, 306, 339, 452, 542, 612, 678, 813, 1017, 1084, 1356, 1626, 1921, 2034, 2439, 3252, 3842, 4068, 4607, 4878, 5763, 7684, 9214, 9756, 11526, 13821, 17289, 18428, 23052, 27642, 30623, 34578, 41463, 55284, 61246, 69156, 82926, 91869, 122492, 165852, 183738, 275607, 367476, 520591, 551214, 1041182, 1102428, 1561773, 2082364, 3123546, 4685319, 6247092, 9370638, 18741276]

約数ペア:

[(1, 18741276), (2, 9370638), (3, 6247092), (4, 4685319), (6, 3123546), (9, 2082364), (12, 1561773), (17, 1102428), (18, 1041182), (34, 551214), (36, 520591), (51, 367476), (68, 275607), (102, 183738), (113, 165852), (153, 122492), (204, 91869), (226, 82926), (271, 69156), (306, 61246), (339, 55284), (452, 41463), (542, 34578), (612, 30623), (678, 27642), (813, 23052), (1017, 18428), (1084, 17289), (1356, 13821), (1626, 11526), (1921, 9756), (2034, 9214), (2439, 7684), (3252, 5763), (3842, 4878), (4068, 4607)]