40786486

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{7963}}^1$

素因数の和:8175

約数の個数: 16

約数和(自身を含む): 66228624

約数和(自身を除く): 25442138

約数列:

[1, 2, 13, 26, 197, 394, 2561, 5122, 7963, 15926, 103519, 207038, 1568711, 3137422, 20393243, 40786486]

約数ペア:

[(1, 40786486), (2, 20393243), (13, 3137422), (26, 1568711), (197, 207038), (394, 103519), (2561, 15926), (5122, 7963)]