66170416

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{318127}}^1$

素因数の和:318148

約数の個数: 20

約数和(自身を含む): 138067552

約数和(自身を除く): 71897136

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 318127, 636254, 1272508, 2545016, 4135651, 5090032, 8271302, 16542604, 33085208, 66170416]

約数ペア:

[(1, 66170416), (2, 33085208), (4, 16542604), (8, 8271302), (13, 5090032), (16, 4135651), (26, 2545016), (52, 1272508), (104, 636254), (208, 318127)]