160993004

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{111491}}^1$

素因数の和:111533

約数の個数: 18

約数和(自身を含む): 297349164

約数和(自身を除く): 136356160

約数列:

[1, 2, 4, 19, 38, 76, 361, 722, 1444, 111491, 222982, 445964, 2118329, 4236658, 8473316, 40248251, 80496502, 160993004]

約数ペア:

[(1, 160993004), (2, 80496502), (4, 40248251), (19, 8473316), (38, 4236658), (76, 2118329), (361, 445964), (722, 222982), (1444, 111491)]