20647510177

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1\times {\mathrm{51283}}^1$

素因数の和:51912

約数の個数: 16

約数和(自身を含む): 23853214080

約数和(自身を除く): 3205703903

約数列:

[1, 7, 113, 509, 791, 3563, 51283, 57517, 358981, 402619, 5794979, 26103047, 40564853, 182721329, 2949644311, 20647510177]

約数ペア:

[(1, 20647510177), (7, 2949644311), (113, 182721329), (509, 40564853), (791, 26103047), (3563, 5794979), (51283, 402619), (57517, 358981)]