19853085604

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{62921}}^1$

素因数の和:63108

約数の個数: 48

約数和(自身を含む): 38816330112

約数和(自身を除く): 18963244508

約数列:

[1, 2, 4, 11, 22, 44, 71, 101, 142, 202, 284, 404, 781, 1111, 1562, 2222, 3124, 4444, 7171, 14342, 28684, 62921, 78881, 125842, 157762, 251684, 315524, 692131, 1384262, 2768524, 4467391, 6355021, 8934782, 12710042, 17869564, 25420084, 49141301, 69905231, 98282602, 139810462, 196565204, 279620924, 451206491, 902412982, 1804825964, 4963271401, 9926542802, 19853085604]

約数ペア:

[(1, 19853085604), (2, 9926542802), (4, 4963271401), (11, 1804825964), (22, 902412982), (44, 451206491), (71, 279620924), (101, 196565204), (142, 139810462), (202, 98282602), (284, 69905231), (404, 49141301), (781, 25420084), (1111, 17869564), (1562, 12710042), (2222, 8934782), (3124, 6355021), (4444, 4467391), (7171, 2768524), (14342, 1384262), (28684, 692131), (62921, 315524), (78881, 251684), (125842, 157762)]