20888970032

素因数分解:

$2^4\times 7^1\times {\mathrm{10937}}^1\times {\mathrm{17053}}^1$

素因数の和:28005

約数の個数: 40

約数和(自身を含む): 46261089696

約数和(自身を除く): 25372119664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 10937, 17053, 21874, 34106, 43748, 68212, 76559, 87496, 119371, 136424, 153118, 174992, 238742, 272848, 306236, 477484, 612472, 954968, 1224944, 1909936, 186508661, 373017322, 746034644, 1305560627, 1492069288, 2611121254, 2984138576, 5222242508, 10444485016, 20888970032]

約数ペア:

[(1, 20888970032), (2, 10444485016), (4, 5222242508), (7, 2984138576), (8, 2611121254), (14, 1492069288), (16, 1305560627), (28, 746034644), (56, 373017322), (112, 186508661), (10937, 1909936), (17053, 1224944), (21874, 954968), (34106, 612472), (43748, 477484), (68212, 306236), (76559, 272848), (87496, 238742), (119371, 174992), (136424, 153118)]