20337005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5303}}^1$

素因数の和:5380

約数の個数: 16

約数和(自身を含む): 26732160

約数和(自身を除く): 6395155

約数列:

[1, 5, 13, 59, 65, 295, 767, 3835, 5303, 26515, 68939, 312877, 344695, 1564385, 4067401, 20337005]

約数ペア:

[(1, 20337005), (5, 4067401), (13, 1564385), (59, 344695), (65, 312877), (295, 68939), (767, 26515), (3835, 5303)]