18629044

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^3\times {\mathrm{97}}^1$

素因数の和:165

約数の個数: 48

約数和(自身を含む): 39733120

約数和(自身を除く): 21104076

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 97, 133, 194, 266, 361, 388, 532, 679, 722, 1358, 1444, 1843, 2527, 2716, 3686, 5054, 6859, 7372, 10108, 12901, 13718, 25802, 27436, 35017, 48013, 51604, 70034, 96026, 140068, 192052, 245119, 490238, 665323, 980476, 1330646, 2661292, 4657261, 9314522, 18629044]

約数ペア:

[(1, 18629044), (2, 9314522), (4, 4657261), (7, 2661292), (14, 1330646), (19, 980476), (28, 665323), (38, 490238), (76, 245119), (97, 192052), (133, 140068), (194, 96026), (266, 70034), (361, 51604), (388, 48013), (532, 35017), (679, 27436), (722, 25802), (1358, 13718), (1444, 12901), (1843, 10108), (2527, 7372), (2716, 6859), (3686, 5054)]