20139027454

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{11897}}^1$

素因数の和:12121

約数の個数: 64

約数和(自身を含む): 37994406912

約数和(自身を除く): 17855379458

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 131, 142, 182, 262, 497, 917, 923, 994, 1703, 1834, 1846, 3406, 6461, 9301, 11897, 11921, 12922, 18602, 23794, 23842, 65107, 83279, 120913, 130214, 154661, 166558, 241826, 309322, 844687, 846391, 1082627, 1558507, 1689374, 1692782, 2165254, 3117014, 5912809, 10909549, 10980931, 11825618, 20260591, 21819098, 21961862, 40521182, 76866517, 110653997, 141824137, 153733034, 221307994, 283648274, 774577979, 1438501961, 1549155958, 2877003922, 10069513727, 20139027454]

約数ペア:

[(1, 20139027454), (2, 10069513727), (7, 2877003922), (13, 1549155958), (14, 1438501961), (26, 774577979), (71, 283648274), (91, 221307994), (131, 153733034), (142, 141824137), (182, 110653997), (262, 76866517), (497, 40521182), (917, 21961862), (923, 21819098), (994, 20260591), (1703, 11825618), (1834, 10980931), (1846, 10909549), (3406, 5912809), (6461, 3117014), (9301, 2165254), (11897, 1692782), (11921, 1689374), (12922, 1558507), (18602, 1082627), (23794, 846391), (23842, 844687), (65107, 309322), (83279, 241826), (120913, 166558), (130214, 154661)]