55749328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{81031}}^1$

素因数の和:81082

約数の個数: 20

約数和(自身を含む): 110527648

約数和(自身を除く): 54778320

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 81031, 162062, 324124, 648248, 1296496, 3484333, 6968666, 13937332, 27874664, 55749328]

約数ペア:

[(1, 55749328), (2, 27874664), (4, 13937332), (8, 6968666), (16, 3484333), (43, 1296496), (86, 648248), (172, 324124), (344, 162062), (688, 81031)]