20364695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1811}}^1$

素因数の和:2002

約数の個数: 16

約数和(自身を含む): 26484192

約数和(自身を除く): 6119497

約数列:

[1, 5, 13, 65, 173, 865, 1811, 2249, 9055, 11245, 23543, 117715, 313303, 1566515, 4072939, 20364695]

約数ペア:

[(1, 20364695), (5, 4072939), (13, 1566515), (65, 313303), (173, 117715), (865, 23543), (1811, 11245), (2249, 9055)]