20512338772

素因数分解:

$2^2\times {\mathrm{331}}^1\times {\mathrm{389}}^1\times {\mathrm{39827}}^1$

素因数の和:40551

約数の個数: 24

約数和(自身を含む): 36098506080

約数和(自身を除く): 15586167308

約数列:

[1, 2, 4, 331, 389, 662, 778, 1324, 1556, 39827, 79654, 128759, 159308, 257518, 515036, 13182737, 15492703, 26365474, 30985406, 52730948, 61970812, 5128084693, 10256169386, 20512338772]

約数ペア:

[(1, 20512338772), (2, 10256169386), (4, 5128084693), (331, 61970812), (389, 52730948), (662, 30985406), (778, 26365474), (1324, 15492703), (1556, 13182737), (39827, 515036), (79654, 257518), (128759, 159308)]