19195542

素因数分解:

$2^1\times 3^5\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 43610112

約数和(自身を除く): 24414570

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 127, 162, 243, 254, 311, 381, 486, 622, 762, 933, 1143, 1866, 2286, 2799, 3429, 5598, 6858, 8397, 10287, 16794, 20574, 25191, 30861, 39497, 50382, 61722, 75573, 78994, 118491, 151146, 236982, 355473, 710946, 1066419, 2132838, 3199257, 6398514, 9597771, 19195542]

約数ペア:

[(1, 19195542), (2, 9597771), (3, 6398514), (6, 3199257), (9, 2132838), (18, 1066419), (27, 710946), (54, 355473), (81, 236982), (127, 151146), (162, 118491), (243, 78994), (254, 75573), (311, 61722), (381, 50382), (486, 39497), (622, 30861), (762, 25191), (933, 20574), (1143, 16794), (1866, 10287), (2286, 8397), (2799, 6858), (3429, 5598)]