20629231

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1423}}^1$

素因数の和:1558

約数の個数: 16

約数和(自身を含む): 25062400

約数和(自身を除く): 4433169

約数列:

[1, 7, 19, 109, 133, 763, 1423, 2071, 9961, 14497, 27037, 155107, 189259, 1085749, 2947033, 20629231]

約数ペア:

[(1, 20629231), (7, 2947033), (19, 1085749), (109, 189259), (133, 155107), (763, 27037), (1423, 14497), (2071, 9961)]