2018527209

素因数分解:

$3^4\times {\mathrm{89}}^1\times {\mathrm{280001}}^1$

素因数の和:280102

約数の個数: 20

約数和(自身を含む): 3049221780

約数和(自身を除く): 1030694571

約数列:

[1, 3, 9, 27, 81, 89, 267, 801, 2403, 7209, 280001, 840003, 2520009, 7560027, 22680081, 24920089, 74760267, 224280801, 672842403, 2018527209]

約数ペア:

[(1, 2018527209), (3, 672842403), (9, 224280801), (27, 74760267), (81, 24920089), (89, 22680081), (267, 7560027), (801, 2520009), (2403, 840003), (7209, 280001)]