20090906068

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4161331}}^1$

素因数の和:4161423

約数の個数: 24

約数和(自身を含む): 37751603904

約数和(自身を除く): 17660697836

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4828, 4161331, 8322662, 16645324, 70742627, 141485254, 282970508, 295454501, 590909002, 1181818004, 5022726517, 10045453034, 20090906068]

約数ペア:

[(1, 20090906068), (2, 10045453034), (4, 5022726517), (17, 1181818004), (34, 590909002), (68, 295454501), (71, 282970508), (142, 141485254), (284, 70742627), (1207, 16645324), (2414, 8322662), (4828, 4161331)]