31191318

素因数分解:

$2^1\times 3^4\times {\mathrm{192539}}^1$

素因数の和:192553

約数の個数: 20

約数和(自身を含む): 69892020

約数和(自身を除く): 38700702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 192539, 385078, 577617, 1155234, 1732851, 3465702, 5198553, 10397106, 15595659, 31191318]

約数ペア:

[(1, 31191318), (2, 15595659), (3, 10397106), (6, 5198553), (9, 3465702), (18, 1732851), (27, 1155234), (54, 577617), (81, 385078), (162, 192539)]