81203344

素因数分解:

$2^4\times {\mathrm{311}}^1\times {\mathrm{16319}}^1$

素因数の和:16638

約数の個数: 20

約数和(自身を含む): 157847040

約数和(自身を除く): 76643696

約数列:

[1, 2, 4, 8, 16, 311, 622, 1244, 2488, 4976, 16319, 32638, 65276, 130552, 261104, 5075209, 10150418, 20300836, 40601672, 81203344]

約数ペア:

[(1, 81203344), (2, 40601672), (4, 20300836), (8, 10150418), (16, 5075209), (311, 261104), (622, 130552), (1244, 65276), (2488, 32638), (4976, 16319)]