66661424

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{219281}}^1$

素因数の和:219308

約数の個数: 20

約数和(自身を含む): 135954840

約数和(自身を除く): 69293416

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 219281, 438562, 877124, 1754248, 3508496, 4166339, 8332678, 16665356, 33330712, 66661424]

約数ペア:

[(1, 66661424), (2, 33330712), (4, 16665356), (8, 8332678), (16, 4166339), (19, 3508496), (38, 1754248), (76, 877124), (152, 438562), (304, 219281)]