19201264

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22643}}^1$

素因数の和:22704

約数の個数: 20

約数和(自身を含む): 37906056

約数和(自身を除く): 18704792

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22643, 45286, 90572, 181144, 362288, 1200079, 2400158, 4800316, 9600632, 19201264]

約数ペア:

[(1, 19201264), (2, 9600632), (4, 4800316), (8, 2400158), (16, 1200079), (53, 362288), (106, 181144), (212, 90572), (424, 45286), (848, 22643)]