20115501117

素因数分解:

$3^1\times {\mathrm{641}}^2\times {\mathrm{16319}}^1$

素因数の和:17604

約数の個数: 12

約数和(自身を含む): 26864221440

約数和(自身を除く): 6748720323

約数列:

[1, 3, 641, 1923, 16319, 48957, 410881, 1232643, 10460479, 31381437, 6705167039, 20115501117]

約数ペア:

[(1, 20115501117), (3, 6705167039), (641, 31381437), (1923, 10460479), (16319, 1232643), (48957, 410881)]