18291245728

素因数分解:

$2^5\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{57143}}^1$

素因数の和:58589

約数の個数: 48

約数和(自身を含む): 41184823680

約数和(自身を除く): 22893577952

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 1429, 2858, 5716, 10003, 11432, 20006, 22864, 40012, 45728, 57143, 80024, 114286, 160048, 228572, 320096, 400001, 457144, 800002, 914288, 1600004, 1828576, 3200008, 6400016, 12800032, 81657347, 163314694, 326629388, 571601429, 653258776, 1143202858, 1306517552, 2286405716, 2613035104, 4572811432, 9145622864, 18291245728]

約数ペア:

[(1, 18291245728), (2, 9145622864), (4, 4572811432), (7, 2613035104), (8, 2286405716), (14, 1306517552), (16, 1143202858), (28, 653258776), (32, 571601429), (56, 326629388), (112, 163314694), (224, 81657347), (1429, 12800032), (2858, 6400016), (5716, 3200008), (10003, 1828576), (11432, 1600004), (20006, 914288), (22864, 800002), (40012, 457144), (45728, 400001), (57143, 320096), (80024, 228572), (114286, 160048)]