20194687898

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131134337}}^1$

素因数の和:131134357

約数の個数: 16

約数和(自身を含む): 37766689344

約数和(自身を除く): 17572001446

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131134337, 262268674, 917940359, 1442477707, 1835880718, 2884955414, 10097343949, 20194687898]

約数ペア:

[(1, 20194687898), (2, 10097343949), (7, 2884955414), (11, 1835880718), (14, 1442477707), (22, 917940359), (77, 262268674), (154, 131134337)]