20543669279

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{653}}^1\times {\mathrm{1283}}^1$

素因数の和:2087

約数の個数: 32

約数和(自身を含む): 24506855424

約数和(自身を除く): 3963186145

約数列:

[1, 7, 31, 113, 217, 653, 791, 1283, 3503, 4571, 8981, 20243, 24521, 39773, 73789, 141701, 144979, 278411, 516523, 837799, 1014853, 2287459, 4494349, 5864593, 16012213, 25971769, 31460443, 94671287, 181802383, 662699009, 2934809897, 20543669279]

約数ペア:

[(1, 20543669279), (7, 2934809897), (31, 662699009), (113, 181802383), (217, 94671287), (653, 31460443), (791, 25971769), (1283, 16012213), (3503, 5864593), (4571, 4494349), (8981, 2287459), (20243, 1014853), (24521, 837799), (39773, 516523), (73789, 278411), (141701, 144979)]