19766327

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{449}}^1$

素因数の和:806

約数の個数: 16

約数和(自身を含む): 23904000

約数和(自身を除く): 4137673

約数列:

[1, 7, 19, 133, 331, 449, 2317, 3143, 6289, 8531, 44023, 59717, 148619, 1040333, 2823761, 19766327]

約数ペア:

[(1, 19766327), (7, 2823761), (19, 1040333), (133, 148619), (331, 59717), (449, 44023), (2317, 8531), (3143, 6289)]