8474864

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{12919}}^1$

素因数の和:12968

約数の個数: 20

約数和(自身を含む): 16821840

約数和(自身を除く): 8346976

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 12919, 25838, 51676, 103352, 206704, 529679, 1059358, 2118716, 4237432, 8474864]

約数ペア:

[(1, 8474864), (2, 4237432), (4, 2118716), (8, 1059358), (16, 529679), (41, 206704), (82, 103352), (164, 51676), (328, 25838), (656, 12919)]