20199078728

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{269}}^1\times {\mathrm{73907}}^1$

素因数の和:74309

約数の個数: 32

約数和(自身を含む): 38313907200

約数和(自身を除く): 18114828472

約数列:

[1, 2, 4, 8, 127, 254, 269, 508, 538, 1016, 1076, 2152, 34163, 68326, 73907, 136652, 147814, 273304, 295628, 591256, 9386189, 18772378, 19880983, 37544756, 39761966, 75089512, 79523932, 159047864, 2524884841, 5049769682, 10099539364, 20199078728]

約数ペア:

[(1, 20199078728), (2, 10099539364), (4, 5049769682), (8, 2524884841), (127, 159047864), (254, 79523932), (269, 75089512), (508, 39761966), (538, 37544756), (1016, 19880983), (1076, 18772378), (2152, 9386189), (34163, 591256), (68326, 295628), (73907, 273304), (136652, 147814)]