2017897808

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{331}}^1\times {\mathrm{8861}}^1$

素因数の和:9243

約数の個数: 40

約数和(自身を含む): 4013138976

約数和(自身を除く): 1995241168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 331, 344, 662, 688, 1324, 2648, 5296, 8861, 14233, 17722, 28466, 35444, 56932, 70888, 113864, 141776, 227728, 381023, 762046, 1524092, 2932991, 3048184, 5865982, 6096368, 11731964, 23463928, 46927856, 126118613, 252237226, 504474452, 1008948904, 2017897808]

約数ペア:

[(1, 2017897808), (2, 1008948904), (4, 504474452), (8, 252237226), (16, 126118613), (43, 46927856), (86, 23463928), (172, 11731964), (331, 6096368), (344, 5865982), (662, 3048184), (688, 2932991), (1324, 1524092), (2648, 762046), (5296, 381023), (8861, 227728), (14233, 141776), (17722, 113864), (28466, 70888), (35444, 56932)]