201990512942

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{46957}}^1\times {\mathrm{30293}}^1$

素因数の和:77323

約数の個数: 16

約数和(自身を含む): 307269860832

約数和(自身を除く): 105279347890

約数列:

[1, 2, 71, 142, 30293, 46957, 60586, 93914, 2150803, 3333947, 4301606, 6667894, 1422468401, 2844936802, 100995256471, 201990512942]

約数ペア:

[(1, 201990512942), (2, 100995256471), (71, 2844936802), (142, 1422468401), (30293, 6667894), (46957, 4301606), (60586, 3333947), (93914, 2150803)]