203450852

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{420353}}^1$

素因数の和:420379

約数の個数: 18

約数和(自身を含む): 391349574

約数和(自身を除く): 187898722

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 420353, 840706, 1681412, 4623883, 9247766, 18495532, 50862713, 101725426, 203450852]

約数ペア:

[(1, 203450852), (2, 101725426), (4, 50862713), (11, 18495532), (22, 9247766), (44, 4623883), (121, 1681412), (242, 840706), (484, 420353)]