201018220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{773147}}^1$

素因数の和:773169

約数の個数: 24

約数和(自身を含む): 454611024

約数和(自身を除く): 253592804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 773147, 1546294, 3092588, 3865735, 7731470, 10050911, 15462940, 20101822, 40203644, 50254555, 100509110, 201018220]

約数ペア:

[(1, 201018220), (2, 100509110), (4, 50254555), (5, 40203644), (10, 20101822), (13, 15462940), (20, 10050911), (26, 7731470), (52, 3865735), (65, 3092588), (130, 1546294), (260, 773147)]