19815672717

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{2377}}^1\times {\mathrm{48751}}^1$

素因数の和:51153

約数の個数: 24

約数和(自身を含む): 30142386560

約数和(自身を除く): 10326713843

約数列:

[1, 3, 9, 19, 57, 171, 2377, 7131, 21393, 45163, 48751, 135489, 146253, 406467, 438759, 926269, 2778807, 8336421, 115881127, 347643381, 1042930143, 2201741413, 6605224239, 19815672717]

約数ペア:

[(1, 19815672717), (3, 6605224239), (9, 2201741413), (19, 1042930143), (57, 347643381), (171, 115881127), (2377, 8336421), (7131, 2778807), (21393, 926269), (45163, 438759), (48751, 406467), (135489, 146253)]