20108142002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1\times {\mathrm{9857}}^1$

素因数の和:12434

約数の個数: 32

約数和(自身を含む): 33546852864

約数和(自身を除く): 13438710862

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 2531, 5062, 9857, 19714, 32903, 65806, 78461, 128141, 156922, 256282, 305567, 611134, 1019993, 2039986, 3972371, 7944742, 24948067, 49896134, 324324871, 648649742, 773390077, 1546780154, 10054071001, 20108142002]

約数ペア:

[(1, 20108142002), (2, 10054071001), (13, 1546780154), (26, 773390077), (31, 648649742), (62, 324324871), (403, 49896134), (806, 24948067), (2531, 7944742), (5062, 3972371), (9857, 2039986), (19714, 1019993), (32903, 611134), (65806, 305567), (78461, 256282), (128141, 156922)]