18319914

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 96

約数和(自身を含む): 46500480

約数和(自身を除く): 28180566

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 23, 34, 38, 46, 51, 57, 69, 102, 114, 137, 138, 153, 171, 207, 274, 306, 323, 342, 391, 411, 414, 437, 646, 782, 822, 874, 969, 1173, 1233, 1311, 1938, 2329, 2346, 2466, 2603, 2622, 2907, 3151, 3519, 3933, 4658, 5206, 5814, 6302, 6987, 7038, 7429, 7809, 7866, 9453, 13974, 14858, 15618, 18906, 20961, 22287, 23427, 28359, 41922, 44251, 44574, 46854, 53567, 56718, 59869, 66861, 88502, 107134, 119738, 132753, 133722, 160701, 179607, 265506, 321402, 359214, 398259, 482103, 538821, 796518, 964206, 1017773, 1077642, 2035546, 3053319, 6106638, 9159957, 18319914]

約数ペア:

[(1, 18319914), (2, 9159957), (3, 6106638), (6, 3053319), (9, 2035546), (17, 1077642), (18, 1017773), (19, 964206), (23, 796518), (34, 538821), (38, 482103), (46, 398259), (51, 359214), (57, 321402), (69, 265506), (102, 179607), (114, 160701), (137, 133722), (138, 132753), (153, 119738), (171, 107134), (207, 88502), (274, 66861), (306, 59869), (323, 56718), (342, 53567), (391, 46854), (411, 44574), (414, 44251), (437, 41922), (646, 28359), (782, 23427), (822, 22287), (874, 20961), (969, 18906), (1173, 15618), (1233, 14858), (1311, 13974), (1938, 9453), (2329, 7866), (2346, 7809), (2466, 7429), (2603, 7038), (2622, 6987), (2907, 6302), (3151, 5814), (3519, 5206), (3933, 4658)]