20104255568

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{486833}}^1$

素因数の和:486959

約数の個数: 40

約数和(自身を含む): 40748005800

約数和(自身を除く): 20643750232

約数列:

[1, 2, 4, 8, 16, 29, 58, 89, 116, 178, 232, 356, 464, 712, 1424, 2581, 5162, 10324, 20648, 41296, 486833, 973666, 1947332, 3894664, 7789328, 14118157, 28236314, 43328137, 56472628, 86656274, 112945256, 173312548, 225890512, 346625096, 693250192, 1256515973, 2513031946, 5026063892, 10052127784, 20104255568]

約数ペア:

[(1, 20104255568), (2, 10052127784), (4, 5026063892), (8, 2513031946), (16, 1256515973), (29, 693250192), (58, 346625096), (89, 225890512), (116, 173312548), (178, 112945256), (232, 86656274), (356, 56472628), (464, 43328137), (712, 28236314), (1424, 14118157), (2581, 7789328), (5162, 3894664), (10324, 1947332), (20648, 973666), (41296, 486833)]