201990512898

素因数分解:

$2^1\times 3^2\times {\mathrm{11221695161}}^1$

素因数の和:11221695169

約数の個数: 12

約数和(自身を含む): 437646111318

約数和(自身を除く): 235655598420

約数列:

[1, 2, 3, 6, 9, 18, 11221695161, 22443390322, 33665085483, 67330170966, 100995256449, 201990512898]

約数ペア:

[(1, 201990512898), (2, 100995256449), (3, 67330170966), (6, 33665085483), (9, 22443390322), (18, 11221695161)]