20554377

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{6607}}^1$

素因数の和:6688

約数の個数: 16

約数和(自身を含む): 29498112

約数和(自身を除く): 8943735

約数列:

[1, 3, 17, 51, 61, 183, 1037, 3111, 6607, 19821, 112319, 336957, 403027, 1209081, 6851459, 20554377]

約数ペア:

[(1, 20554377), (3, 6851459), (17, 1209081), (51, 403027), (61, 336957), (183, 112319), (1037, 19821), (3111, 6607)]