2019986192

素因数分解:

$2^4\times 7^2\times {\mathrm{113}}^1\times {\mathrm{151}}^2$

素因数の和:437

約数の個数: 90

約数和(自身を含む): 4623606414

約数和(自身を除く): 2603620222

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 113, 151, 196, 226, 302, 392, 452, 604, 784, 791, 904, 1057, 1208, 1582, 1808, 2114, 2416, 3164, 4228, 5537, 6328, 7399, 8456, 11074, 12656, 14798, 16912, 17063, 22148, 22801, 29596, 34126, 44296, 45602, 59192, 68252, 88592, 91204, 118384, 119441, 136504, 159607, 182408, 238882, 273008, 319214, 364816, 477764, 638428, 836087, 955528, 1117249, 1276856, 1672174, 1911056, 2234498, 2553712, 2576513, 3344348, 4468996, 5153026, 6688696, 8937992, 10306052, 13377392, 17875984, 18035591, 20612104, 36071182, 41224208, 72142364, 126249137, 144284728, 252498274, 288569456, 504996548, 1009993096, 2019986192]

約数ペア:

[(1, 2019986192), (2, 1009993096), (4, 504996548), (7, 288569456), (8, 252498274), (14, 144284728), (16, 126249137), (28, 72142364), (49, 41224208), (56, 36071182), (98, 20612104), (112, 18035591), (113, 17875984), (151, 13377392), (196, 10306052), (226, 8937992), (302, 6688696), (392, 5153026), (452, 4468996), (604, 3344348), (784, 2576513), (791, 2553712), (904, 2234498), (1057, 1911056), (1208, 1672174), (1582, 1276856), (1808, 1117249), (2114, 955528), (2416, 836087), (3164, 638428), (4228, 477764), (5537, 364816), (6328, 319214), (7399, 273008), (8456, 238882), (11074, 182408), (12656, 159607), (14798, 136504), (16912, 119441), (17063, 118384), (22148, 91204), (22801, 88592), (29596, 68252), (34126, 59192), (44296, 45602)]