19997383901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1373}}^1\times {\mathrm{4519}}^1$

素因数の和:6196

約数の個数: 16

約数和(自身を含む): 21910573440

約数和(自身を除く): 1913189539

約数列:

[1, 11, 293, 1373, 3223, 4519, 15103, 49709, 402289, 1324067, 4425179, 6204587, 14564737, 68250457, 1817943991, 19997383901]

約数ペア:

[(1, 19997383901), (11, 1817943991), (293, 68250457), (1373, 14564737), (3223, 6204587), (4519, 4425179), (15103, 1324067), (49709, 402289)]