18996847982

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1\times {\mathrm{88589}}^1$

素因数の和:88685

約数の個数: 48

約数和(自身を含む): 35247480480

約数和(自身を除く): 16250632498

約数列:

[1, 2, 7, 14, 17, 34, 53, 106, 119, 238, 289, 371, 578, 742, 901, 1802, 2023, 4046, 6307, 12614, 15317, 30634, 88589, 107219, 177178, 214438, 620123, 1240246, 1506013, 3012026, 4695217, 9390434, 10542091, 21084182, 25602221, 32866519, 51204442, 65733038, 79818689, 159637378, 179215547, 358431094, 558730823, 1117461646, 1356917713, 2713835426, 9498423991, 18996847982]

約数ペア:

[(1, 18996847982), (2, 9498423991), (7, 2713835426), (14, 1356917713), (17, 1117461646), (34, 558730823), (53, 358431094), (106, 179215547), (119, 159637378), (238, 79818689), (289, 65733038), (371, 51204442), (578, 32866519), (742, 25602221), (901, 21084182), (1802, 10542091), (2023, 9390434), (4046, 4695217), (6307, 3012026), (12614, 1506013), (15317, 1240246), (30634, 620123), (88589, 214438), (107219, 177178)]