20172959079

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3001}}^1\times {\mathrm{24623}}^1$

素因数の和:27647

約数の個数: 32

約数和(自身を含む): 33116719104

約数和(自身を除く): 12943760025

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 3001, 9003, 21007, 24623, 39013, 63021, 73869, 117039, 172361, 273091, 320099, 517083, 819273, 960297, 2240693, 6722079, 73893623, 221680869, 517255361, 960617099, 1551766083, 2881851297, 6724319693, 20172959079]

約数ペア:

[(1, 20172959079), (3, 6724319693), (7, 2881851297), (13, 1551766083), (21, 960617099), (39, 517255361), (91, 221680869), (273, 73893623), (3001, 6722079), (9003, 2240693), (21007, 960297), (24623, 819273), (39013, 517083), (63021, 320099), (73869, 273091), (117039, 172361)]