20122597870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{49079507}}^1$

素因数の和:49079555

約数の個数: 16

約数和(自身を含む): 37104108048

約数和(自身を除く): 16981510178

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 49079507, 98159014, 245397535, 490795070, 2012259787, 4024519574, 10061298935, 20122597870]

約数ペア:

[(1, 20122597870), (2, 10061298935), (5, 4024519574), (10, 2012259787), (41, 490795070), (82, 245397535), (205, 98159014), (410, 49079507)]