18387060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^2$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 54623520

約数和(自身を除く): 36236460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 127, 190, 228, 254, 285, 380, 381, 508, 570, 635, 762, 1140, 1270, 1524, 1905, 2413, 2540, 3810, 4826, 7239, 7620, 9652, 12065, 14478, 16129, 24130, 28956, 32258, 36195, 48260, 48387, 64516, 72390, 80645, 96774, 144780, 161290, 193548, 241935, 306451, 322580, 483870, 612902, 919353, 967740, 1225804, 1532255, 1838706, 3064510, 3677412, 4596765, 6129020, 9193530, 18387060]

約数ペア:

[(1, 18387060), (2, 9193530), (3, 6129020), (4, 4596765), (5, 3677412), (6, 3064510), (10, 1838706), (12, 1532255), (15, 1225804), (19, 967740), (20, 919353), (30, 612902), (38, 483870), (57, 322580), (60, 306451), (76, 241935), (95, 193548), (114, 161290), (127, 144780), (190, 96774), (228, 80645), (254, 72390), (285, 64516), (380, 48387), (381, 48260), (508, 36195), (570, 32258), (635, 28956), (762, 24130), (1140, 16129), (1270, 14478), (1524, 12065), (1905, 9652), (2413, 7620), (2540, 7239), (3810, 4826)]