81959806

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{50159}}^1$

素因数の和:50223

約数の個数: 16

約数和(自身を含む): 132422400

約数和(自身を除く): 50462594

約数列:

[1, 2, 19, 38, 43, 86, 817, 1634, 50159, 100318, 953021, 1906042, 2156837, 4313674, 40979903, 81959806]

約数ペア:

[(1, 81959806), (2, 40979903), (19, 4313674), (38, 2156837), (43, 1906042), (86, 953021), (817, 100318), (1634, 50159)]