18360536

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{607}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 36480000

約数和(自身を除く): 18119464

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 199, 398, 607, 796, 1214, 1592, 2428, 3781, 4856, 7562, 11533, 15124, 23066, 30248, 46132, 92264, 120793, 241586, 483172, 966344, 2295067, 4590134, 9180268, 18360536]

約数ペア:

[(1, 18360536), (2, 9180268), (4, 4590134), (8, 2295067), (19, 966344), (38, 483172), (76, 241586), (152, 120793), (199, 92264), (398, 46132), (607, 30248), (796, 23066), (1214, 15124), (1592, 11533), (2428, 7562), (3781, 4856)]