20188502481

素因数分解:

$3^1\times 7^1\times {\mathrm{18133}}^1\times {\mathrm{53017}}^1$

素因数の和:71160

約数の個数: 16

約数和(自身を含む): 30765709184

約数和(自身を除く): 10577206703

約数列:

[1, 3, 7, 21, 18133, 53017, 54399, 126931, 159051, 371119, 380793, 1113357, 961357261, 2884071783, 6729500827, 20188502481]

約数ペア:

[(1, 20188502481), (3, 6729500827), (7, 2884071783), (21, 961357261), (18133, 1113357), (53017, 380793), (54399, 371119), (126931, 159051)]