18123963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:619

約数の個数: 32

約数和(自身を含む): 28788480

約数和(自身を除く): 10664517

約数列:

[1, 3, 11, 13, 33, 39, 83, 143, 249, 429, 509, 913, 1079, 1527, 2739, 3237, 5599, 6617, 11869, 16797, 19851, 35607, 42247, 72787, 126741, 218361, 464717, 549211, 1394151, 1647633, 6041321, 18123963]

約数ペア:

[(1, 18123963), (3, 6041321), (11, 1647633), (13, 1394151), (33, 549211), (39, 464717), (83, 218361), (143, 126741), (249, 72787), (429, 42247), (509, 35607), (913, 19851), (1079, 16797), (1527, 11869), (2739, 6617), (3237, 5599)]