20291552

素因数分解:

$2^5\times {\mathrm{127}}^1\times {\mathrm{4993}}^1$

素因数の和:5130

約数の個数: 24

約数和(自身を含む): 40271616

約数和(自身を除く): 19980064

約数列:

[1, 2, 4, 8, 16, 32, 127, 254, 508, 1016, 2032, 4064, 4993, 9986, 19972, 39944, 79888, 159776, 634111, 1268222, 2536444, 5072888, 10145776, 20291552]

約数ペア:

[(1, 20291552), (2, 10145776), (4, 5072888), (8, 2536444), (16, 1268222), (32, 634111), (127, 159776), (254, 79888), (508, 39944), (1016, 19972), (2032, 9986), (4064, 4993)]