18457647

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{2243}}^1$

素因数の和:2470

約数の個数: 16

約数和(自身を含む): 26640768

約数和(自身を除く): 8183121

約数列:

[1, 3, 13, 39, 211, 633, 2243, 2743, 6729, 8229, 29159, 87477, 473273, 1419819, 6152549, 18457647]

約数ペア:

[(1, 18457647), (3, 6152549), (13, 1419819), (39, 473273), (211, 87477), (633, 29159), (2243, 8229), (2743, 6729)]