19551537

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{1319}}^1$

素因数の和:1395

約数の個数: 24

約数和(自身を含む): 29789760

約数和(自身を除く): 10238223

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1319, 1647, 3957, 4941, 11871, 14823, 35613, 80459, 106839, 241377, 320517, 724131, 2172393, 6517179, 19551537]

約数ペア:

[(1, 19551537), (3, 6517179), (9, 2172393), (27, 724131), (61, 320517), (81, 241377), (183, 106839), (243, 80459), (549, 35613), (1319, 14823), (1647, 11871), (3957, 4941)]