19649914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{1409}}^1$

素因数の和:1797

約数の個数: 16

約数和(自身を含む): 31132800

約数和(自身を除く): 11482886

約数列:

[1, 2, 19, 38, 367, 734, 1409, 2818, 6973, 13946, 26771, 53542, 517103, 1034206, 9824957, 19649914]

約数ペア:

[(1, 19649914), (2, 9824957), (19, 1034206), (38, 517103), (367, 53542), (734, 26771), (1409, 13946), (2818, 6973)]