20341384

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{929}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 48211200

約数和(自身を除く): 27869816

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 782, 929, 952, 1288, 1564, 1858, 2737, 3128, 3716, 5474, 6503, 7432, 10948, 13006, 15793, 21367, 21896, 26012, 31586, 42734, 52024, 63172, 85468, 110551, 126344, 149569, 170936, 221102, 299138, 363239, 442204, 598276, 726478, 884408, 1196552, 1452956, 2542673, 2905912, 5085346, 10170692, 20341384]

約数ペア:

[(1, 20341384), (2, 10170692), (4, 5085346), (7, 2905912), (8, 2542673), (14, 1452956), (17, 1196552), (23, 884408), (28, 726478), (34, 598276), (46, 442204), (56, 363239), (68, 299138), (92, 221102), (119, 170936), (136, 149569), (161, 126344), (184, 110551), (238, 85468), (322, 63172), (391, 52024), (476, 42734), (644, 31586), (782, 26012), (929, 21896), (952, 21367), (1288, 15793), (1564, 13006), (1858, 10948), (2737, 7432), (3128, 6503), (3716, 5474)]