20407845896

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{807017}}^1$

素因数の和:807161

約数の個数: 32

約数和(自身を含む): 39947391000

約数和(自身を除く): 19539545104

約数列:

[1, 2, 4, 8, 29, 58, 109, 116, 218, 232, 436, 872, 3161, 6322, 12644, 25288, 807017, 1614034, 3228068, 6456136, 23403493, 46806986, 87964853, 93613972, 175929706, 187227944, 351859412, 703718824, 2550980737, 5101961474, 10203922948, 20407845896]

約数ペア:

[(1, 20407845896), (2, 10203922948), (4, 5101961474), (8, 2550980737), (29, 703718824), (58, 351859412), (109, 187227944), (116, 175929706), (218, 93613972), (232, 87964853), (436, 46806986), (872, 23403493), (3161, 6456136), (6322, 3228068), (12644, 1614034), (25288, 807017)]