16195581

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1787}}^1$

素因数の和:1865

約数の個数: 24

約数和(自身を含む): 25103520

約数和(自身を除く): 8907939

約数列:

[1, 3, 9, 19, 53, 57, 159, 171, 477, 1007, 1787, 3021, 5361, 9063, 16083, 33953, 94711, 101859, 284133, 305577, 852399, 1799509, 5398527, 16195581]

約数ペア:

[(1, 16195581), (3, 5398527), (9, 1799509), (19, 852399), (53, 305577), (57, 284133), (159, 101859), (171, 94711), (477, 33953), (1007, 16083), (1787, 9063), (3021, 5361)]