331968874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{80147}}^1$

素因数の和:80277

約数の個数: 16

約数和(自身を含む): 528976800

約数和(自身を除く): 197007926

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 80147, 160294, 1522793, 3045586, 8736023, 17472046, 165984437, 331968874]

約数ペア:

[(1, 331968874), (2, 165984437), (19, 17472046), (38, 8736023), (109, 3045586), (218, 1522793), (2071, 160294), (4142, 80147)]