131018768

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{122219}}^1$

素因数の和:122294

約数の個数: 20

約数和(自身を含む): 257639760

約数和(自身を除く): 126620992

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 122219, 244438, 488876, 977752, 1955504, 8188673, 16377346, 32754692, 65509384, 131018768]

約数ペア:

[(1, 131018768), (2, 65509384), (4, 32754692), (8, 16377346), (16, 8188673), (67, 1955504), (134, 977752), (268, 488876), (536, 244438), (1072, 122219)]