20078972884

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{449}}^1\times {\mathrm{593}}^1\times {\mathrm{1109}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 37384578000

約数和(自身を除く): 17305605116

約数列:

[1, 2, 4, 17, 34, 68, 449, 593, 898, 1109, 1186, 1796, 2218, 2372, 4436, 7633, 10081, 15266, 18853, 20162, 30532, 37706, 40324, 75412, 266257, 497941, 532514, 657637, 995882, 1065028, 1315274, 1991764, 2630548, 4526369, 8464997, 9052738, 11179829, 16929994, 18105476, 22359658, 33859988, 44719316, 295279013, 590558026, 1181116052, 5019743221, 10039486442, 20078972884]

約数ペア:

[(1, 20078972884), (2, 10039486442), (4, 5019743221), (17, 1181116052), (34, 590558026), (68, 295279013), (449, 44719316), (593, 33859988), (898, 22359658), (1109, 18105476), (1186, 16929994), (1796, 11179829), (2218, 9052738), (2372, 8464997), (4436, 4526369), (7633, 2630548), (10081, 1991764), (15266, 1315274), (18853, 1065028), (20162, 995882), (30532, 657637), (37706, 532514), (40324, 497941), (75412, 266257)]