18737306

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{347}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 35704800

約数和(自身を除く): 16967494

約数列:

[1, 2, 7, 14, 19, 29, 38, 49, 58, 98, 133, 203, 266, 347, 406, 551, 694, 931, 1102, 1421, 1862, 2429, 2842, 3857, 4858, 6593, 7714, 10063, 13186, 17003, 20126, 26999, 34006, 46151, 53998, 70441, 92302, 140882, 191197, 323057, 382394, 493087, 646114, 986174, 1338379, 2676758, 9368653, 18737306]

約数ペア:

[(1, 18737306), (2, 9368653), (7, 2676758), (14, 1338379), (19, 986174), (29, 646114), (38, 493087), (49, 382394), (58, 323057), (98, 191197), (133, 140882), (203, 92302), (266, 70441), (347, 53998), (406, 46151), (551, 34006), (694, 26999), (931, 20126), (1102, 17003), (1421, 13186), (1862, 10063), (2429, 7714), (2842, 6593), (3857, 4858)]