20100389769

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1471}}^1\times {\mathrm{1949}}^1$

素因数の和:3486

約数の個数: 48

約数和(自身を含む): 31344768000

約数和(自身を除く): 11244378231

約数列:

[1, 3, 9, 19, 41, 57, 123, 171, 369, 779, 1471, 1949, 2337, 4413, 5847, 7011, 13239, 17541, 27949, 37031, 60311, 79909, 83847, 111093, 180933, 239727, 251541, 333279, 542799, 719181, 1145909, 1518271, 2866979, 3437727, 4554813, 8600937, 10313181, 13664439, 25802811, 54472601, 117546139, 163417803, 352638417, 490253409, 1057915251, 2233376641, 6700129923, 20100389769]

約数ペア:

[(1, 20100389769), (3, 6700129923), (9, 2233376641), (19, 1057915251), (41, 490253409), (57, 352638417), (123, 163417803), (171, 117546139), (369, 54472601), (779, 25802811), (1471, 13664439), (1949, 10313181), (2337, 8600937), (4413, 4554813), (5847, 3437727), (7011, 2866979), (13239, 1518271), (17541, 1145909), (27949, 719181), (37031, 542799), (60311, 333279), (79909, 251541), (83847, 239727), (111093, 180933)]