20431296

素因数分解:

$2^6\times 3^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:546

約数の個数: 84

約数和(自身を含む): 59436000

約数和(自身を除く): 39004704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 79, 96, 144, 158, 192, 237, 288, 316, 449, 474, 576, 632, 711, 898, 948, 1264, 1347, 1422, 1796, 1896, 2528, 2694, 2844, 3592, 3792, 4041, 5056, 5388, 5688, 7184, 7584, 8082, 10776, 11376, 14368, 15168, 16164, 21552, 22752, 28736, 32328, 35471, 43104, 45504, 64656, 70942, 86208, 106413, 129312, 141884, 212826, 258624, 283768, 319239, 425652, 567536, 638478, 851304, 1135072, 1276956, 1702608, 2270144, 2553912, 3405216, 5107824, 6810432, 10215648, 20431296]

約数ペア:

[(1, 20431296), (2, 10215648), (3, 6810432), (4, 5107824), (6, 3405216), (8, 2553912), (9, 2270144), (12, 1702608), (16, 1276956), (18, 1135072), (24, 851304), (32, 638478), (36, 567536), (48, 425652), (64, 319239), (72, 283768), (79, 258624), (96, 212826), (144, 141884), (158, 129312), (192, 106413), (237, 86208), (288, 70942), (316, 64656), (449, 45504), (474, 43104), (576, 35471), (632, 32328), (711, 28736), (898, 22752), (948, 21552), (1264, 16164), (1347, 15168), (1422, 14368), (1796, 11376), (1896, 10776), (2528, 8082), (2694, 7584), (2844, 7184), (3592, 5688), (3792, 5388), (4041, 5056)]