84021904

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{169399}}^1$

素因数の和:169438

約数の個数: 20

約数和(自身を含む): 168044800

約数和(自身を除く): 84022896

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 169399, 338798, 677596, 1355192, 2710384, 5251369, 10502738, 21005476, 42010952, 84021904]

約数ペア:

[(1, 84021904), (2, 42010952), (4, 21005476), (8, 10502738), (16, 5251369), (31, 2710384), (62, 1355192), (124, 677596), (248, 338798), (496, 169399)]