20209888909

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{1811}}^1\times {\mathrm{54973}}^1$

素因数の和:56820

約数の個数: 16

約数和(自身を含む): 23907093120

約数和(自身を除く): 3697204211

約数列:

[1, 7, 29, 203, 1811, 12677, 52519, 54973, 367633, 384811, 1594217, 11159519, 99556103, 696892721, 2887126987, 20209888909]

約数ペア:

[(1, 20209888909), (7, 2887126987), (29, 696892721), (203, 99556103), (1811, 11159519), (12677, 1594217), (52519, 384811), (54973, 367633)]