20272818237

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{46747}}^1$

素因数の和:47057

約数の個数: 32

約数和(自身を含む): 31342851072

約数和(自身を除く): 11070032835

約数列:

[1, 3, 7, 21, 107, 193, 321, 579, 749, 1351, 2247, 4053, 20651, 46747, 61953, 140241, 144557, 327229, 433671, 981687, 5001929, 9022171, 15005787, 27066513, 35013503, 63155197, 105040509, 189465591, 965372297, 2896116891, 6757606079, 20272818237]

約数ペア:

[(1, 20272818237), (3, 6757606079), (7, 2896116891), (21, 965372297), (107, 189465591), (193, 105040509), (321, 63155197), (579, 35013503), (749, 27066513), (1351, 15005787), (2247, 9022171), (4053, 5001929), (20651, 981687), (46747, 433671), (61953, 327229), (140241, 144557)]