19764186

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{253387}}^1$

素因数の和:253405

約数の個数: 16

約数和(自身を含む): 42569184

約数和(自身を除く): 22804998

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 253387, 506774, 760161, 1520322, 3294031, 6588062, 9882093, 19764186]

約数ペア:

[(1, 19764186), (2, 9882093), (3, 6588062), (6, 3294031), (13, 1520322), (26, 760161), (39, 506774), (78, 253387)]