81757874

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{195593}}^1$

素因数の和:195625

約数の個数: 16

約数和(自身を含む): 140827680

約数和(自身を除く): 59069806

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 195593, 391186, 2151523, 3716267, 4303046, 7432534, 40878937, 81757874]

約数ペア:

[(1, 81757874), (2, 40878937), (11, 7432534), (19, 4303046), (22, 3716267), (38, 2151523), (209, 391186), (418, 195593)]