20828014719

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{463}}^1\times {\mathrm{19249}}^1$

素因数の和:19775

約数の個数: 32

約数和(自身を含む): 30011520000

約数和(自身を除く): 9183505281

約数列:

[1, 3, 19, 41, 57, 123, 463, 779, 1389, 2337, 8797, 18983, 19249, 26391, 56949, 57747, 360677, 365731, 789209, 1082031, 1097193, 2367627, 8912287, 14994971, 26736861, 44984913, 169333453, 365403767, 508000359, 1096211301, 6942671573, 20828014719]

約数ペア:

[(1, 20828014719), (3, 6942671573), (19, 1096211301), (41, 508000359), (57, 365403767), (123, 169333453), (463, 44984913), (779, 26736861), (1389, 14994971), (2337, 8912287), (8797, 2367627), (18983, 1097193), (19249, 1082031), (26391, 789209), (56949, 365731), (57747, 360677)]