19782849

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6359}}^1$

素因数の和:6440

約数の個数: 16

約数和(自身を含む): 28391040

約数和(自身を除く): 8608191

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6359, 19077, 108103, 324309, 387899, 1163697, 6594283, 19782849]

約数ペア:

[(1, 19782849), (3, 6594283), (17, 1163697), (51, 387899), (61, 324309), (183, 108103), (1037, 19077), (3111, 6359)]