2012318128

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{94351}}^1$

素因数の和:94433

約数の個数: 40

約数和(自身を含む): 4118276096

約数和(自身を除く): 2105957968

約数列:

[1, 2, 4, 8, 16, 31, 43, 62, 86, 124, 172, 248, 344, 496, 688, 1333, 2666, 5332, 10664, 21328, 94351, 188702, 377404, 754808, 1509616, 2924881, 4057093, 5849762, 8114186, 11699524, 16228372, 23399048, 32456744, 46798096, 64913488, 125769883, 251539766, 503079532, 1006159064, 2012318128]

約数ペア:

[(1, 2012318128), (2, 1006159064), (4, 503079532), (8, 251539766), (16, 125769883), (31, 64913488), (43, 46798096), (62, 32456744), (86, 23399048), (124, 16228372), (172, 11699524), (248, 8114186), (344, 5849762), (496, 4057093), (688, 2924881), (1333, 1509616), (2666, 754808), (5332, 377404), (10664, 188702), (21328, 94351)]