18565264

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{21893}}^1$

素因数の和:21954

約数の個数: 20

約数和(自身を含む): 36650556

約数和(自身を除く): 18085292

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 21893, 43786, 87572, 175144, 350288, 1160329, 2320658, 4641316, 9282632, 18565264]

約数ペア:

[(1, 18565264), (2, 9282632), (4, 4641316), (8, 2320658), (16, 1160329), (53, 350288), (106, 175144), (212, 87572), (424, 43786), (848, 21893)]