20893544

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1291}}^1$

素因数の和:1338

約数の個数: 48

約数和(自身を含む): 47597280

約数和(自身を除く): 26703736

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1156, 1291, 2023, 2312, 2582, 4046, 5164, 8092, 9037, 10328, 16184, 18074, 21947, 36148, 43894, 72296, 87788, 153629, 175576, 307258, 373099, 614516, 746198, 1229032, 1492396, 2611693, 2984792, 5223386, 10446772, 20893544]

約数ペア:

[(1, 20893544), (2, 10446772), (4, 5223386), (7, 2984792), (8, 2611693), (14, 1492396), (17, 1229032), (28, 746198), (34, 614516), (56, 373099), (68, 307258), (119, 175576), (136, 153629), (238, 87788), (289, 72296), (476, 43894), (578, 36148), (952, 21947), (1156, 18074), (1291, 16184), (2023, 10328), (2312, 9037), (2582, 8092), (4046, 5164)]