20701808

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{27529}}^1$

素因数の和:27584

約数の個数: 20

約数和(自身を含む): 40964640

約数和(自身を除く): 20262832

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 27529, 55058, 110116, 220232, 440464, 1293863, 2587726, 5175452, 10350904, 20701808]

約数ペア:

[(1, 20701808), (2, 10350904), (4, 5175452), (8, 2587726), (16, 1293863), (47, 440464), (94, 220232), (188, 110116), (376, 55058), (752, 27529)]