17790992

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1431

約数の個数: 40

約数和(自身を含む): 37155360

約数和(自身を除く): 19364368

約数列:

[1, 2, 4, 8, 16, 19, 38, 43, 76, 86, 152, 172, 304, 344, 688, 817, 1361, 1634, 2722, 3268, 5444, 6536, 10888, 13072, 21776, 25859, 51718, 58523, 103436, 117046, 206872, 234092, 413744, 468184, 936368, 1111937, 2223874, 4447748, 8895496, 17790992]

約数ペア:

[(1, 17790992), (2, 8895496), (4, 4447748), (8, 2223874), (16, 1111937), (19, 936368), (38, 468184), (43, 413744), (76, 234092), (86, 206872), (152, 117046), (172, 103436), (304, 58523), (344, 51718), (688, 25859), (817, 21776), (1361, 13072), (1634, 10888), (2722, 6536), (3268, 5444)]