20180176146

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{105557}}^1$

素因数の和:105640

約数の個数: 96

約数和(自身を含む): 50718507840

約数和(自身を除く): 30538331694

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 43, 57, 78, 86, 114, 117, 129, 171, 234, 247, 258, 342, 387, 494, 559, 741, 774, 817, 1118, 1482, 1634, 1677, 2223, 2451, 3354, 4446, 4902, 5031, 7353, 10062, 10621, 14706, 21242, 31863, 63726, 95589, 105557, 191178, 211114, 316671, 633342, 950013, 1372241, 1900026, 2005583, 2744482, 4011166, 4116723, 4538951, 6016749, 8233446, 9077902, 12033498, 12350169, 13616853, 18050247, 24700338, 26072579, 27233706, 36100494, 40850559, 52145158, 59006363, 78217737, 81701118, 86240069, 118012726, 156435474, 172480138, 177019089, 234653211, 258720207, 354038178, 469306422, 517440414, 531057267, 776160621, 1062114534, 1121120897, 1552321242, 2242241794, 3363362691, 6726725382, 10090088073, 20180176146]

約数ペア:

[(1, 20180176146), (2, 10090088073), (3, 6726725382), (6, 3363362691), (9, 2242241794), (13, 1552321242), (18, 1121120897), (19, 1062114534), (26, 776160621), (38, 531057267), (39, 517440414), (43, 469306422), (57, 354038178), (78, 258720207), (86, 234653211), (114, 177019089), (117, 172480138), (129, 156435474), (171, 118012726), (234, 86240069), (247, 81701118), (258, 78217737), (342, 59006363), (387, 52145158), (494, 40850559), (559, 36100494), (741, 27233706), (774, 26072579), (817, 24700338), (1118, 18050247), (1482, 13616853), (1634, 12350169), (1677, 12033498), (2223, 9077902), (2451, 8233446), (3354, 6016749), (4446, 4538951), (4902, 4116723), (5031, 4011166), (7353, 2744482), (10062, 2005583), (10621, 1900026), (14706, 1372241), (21242, 950013), (31863, 633342), (63726, 316671), (95589, 211114), (105557, 191178)]