815152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{3919}}^1$

素因数の和:3940

約数の個数: 20

約数和(自身を含む): 1701280

約数和(自身を除く): 886128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 3919, 7838, 15676, 31352, 50947, 62704, 101894, 203788, 407576, 815152]

約数ペア:

[(1, 815152), (2, 407576), (4, 203788), (8, 101894), (13, 62704), (16, 50947), (26, 31352), (52, 15676), (104, 7838), (208, 3919)]