20194152056

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{709}}^1\times {\mathrm{21067}}^1$

素因数の和:21808

約数の個数: 48

約数和(自身を含む): 41060478600

約数和(自身を除く): 20866326544

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 169, 338, 676, 709, 1352, 1418, 2836, 5672, 9217, 18434, 21067, 36868, 42134, 73736, 84268, 119821, 168536, 239642, 273871, 479284, 547742, 958568, 1095484, 2190968, 3560323, 7120646, 14241292, 14936503, 28482584, 29873006, 59746012, 119492024, 194174539, 388349078, 776698156, 1553396312, 2524269007, 5048538014, 10097076028, 20194152056]

約数ペア:

[(1, 20194152056), (2, 10097076028), (4, 5048538014), (8, 2524269007), (13, 1553396312), (26, 776698156), (52, 388349078), (104, 194174539), (169, 119492024), (338, 59746012), (676, 29873006), (709, 28482584), (1352, 14936503), (1418, 14241292), (2836, 7120646), (5672, 3560323), (9217, 2190968), (18434, 1095484), (21067, 958568), (36868, 547742), (42134, 479284), (73736, 273871), (84268, 239642), (119821, 168536)]