19400241

素因数分解:

$3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2791}}^1$

素因数の和:3132

約数の個数: 16

約数和(自身を含む): 29662208

約数和(自身を除く): 10261967

約数列:

[1, 3, 7, 21, 331, 993, 2317, 2791, 6951, 8373, 19537, 58611, 923821, 2771463, 6466747, 19400241]

約数ペア:

[(1, 19400241), (3, 6466747), (7, 2771463), (21, 923821), (331, 58611), (993, 19537), (2317, 8373), (2791, 6951)]