20270758

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6427}}^1$

素因数の和:6531

約数の個数: 16

約数和(自身を含む): 32397120

約数和(自身を除く): 12126362

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 6427, 12854, 122113, 244226, 533441, 1066882, 10135379, 20270758]

約数ペア:

[(1, 20270758), (2, 10135379), (19, 1066882), (38, 533441), (83, 244226), (166, 122113), (1577, 12854), (3154, 6427)]