20199778852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{1117}}^1\times {\mathrm{410999}}^1$

素因数の和:412131

約数の個数: 24

約数和(自身を含む): 38597832000

約数和(自身を除く): 18398053148

約数列:

[1, 2, 4, 11, 22, 44, 1117, 2234, 4468, 12287, 24574, 49148, 410999, 821998, 1643996, 4520989, 9041978, 18083956, 459085883, 918171766, 1836343532, 5049944713, 10099889426, 20199778852]

約数ペア:

[(1, 20199778852), (2, 10099889426), (4, 5049944713), (11, 1836343532), (22, 918171766), (44, 459085883), (1117, 18083956), (2234, 9041978), (4468, 4520989), (12287, 1643996), (24574, 821998), (49148, 410999)]