20130978610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1492289}}^1$

素因数の和:1492386

約数の個数: 32

約数和(自身を含む): 38680156800

約数和(自身を除く): 18549178190

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2698, 6745, 13490, 1492289, 2984578, 7461445, 14922890, 28353491, 56706982, 105952519, 141767455, 211905038, 283534910, 529762595, 1059525190, 2013097861, 4026195722, 10065489305, 20130978610]

約数ペア:

[(1, 20130978610), (2, 10065489305), (5, 4026195722), (10, 2013097861), (19, 1059525190), (38, 529762595), (71, 283534910), (95, 211905038), (142, 141767455), (190, 105952519), (355, 56706982), (710, 28353491), (1349, 14922890), (2698, 7461445), (6745, 2984578), (13490, 1492289)]