20388637984

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4455559}}^1$

素因数の和:4455593

約数の個数: 48

約数和(自身を含む): 47157647040

約数和(自身を除く): 26769009056

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 88, 104, 143, 176, 208, 286, 352, 416, 572, 1144, 2288, 4576, 4455559, 8911118, 17822236, 35644472, 49011149, 57922267, 71288944, 98022298, 115844534, 142577888, 196044596, 231689068, 392089192, 463378136, 637144937, 784178384, 926756272, 1274289874, 1568356768, 1853512544, 2548579748, 5097159496, 10194318992, 20388637984]

約数ペア:

[(1, 20388637984), (2, 10194318992), (4, 5097159496), (8, 2548579748), (11, 1853512544), (13, 1568356768), (16, 1274289874), (22, 926756272), (26, 784178384), (32, 637144937), (44, 463378136), (52, 392089192), (88, 231689068), (104, 196044596), (143, 142577888), (176, 115844534), (208, 98022298), (286, 71288944), (352, 57922267), (416, 49011149), (572, 35644472), (1144, 17822236), (2288, 8911118), (4576, 4455559)]