64191652

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{120661}}^1$

素因数の和:120691

約数の個数: 24

約数和(自身を含む): 135141440

約数和(自身を除く): 70949788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 120661, 241322, 482644, 844627, 1689254, 2292559, 3378508, 4585118, 9170236, 16047913, 32095826, 64191652]

約数ペア:

[(1, 64191652), (2, 32095826), (4, 16047913), (7, 9170236), (14, 4585118), (19, 3378508), (28, 2292559), (38, 1689254), (76, 844627), (133, 482644), (266, 241322), (532, 120661)]