18369988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 40015360

約数和(自身を除く): 21645372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 109, 182, 218, 364, 436, 463, 763, 926, 1417, 1526, 1852, 2834, 3052, 3241, 5668, 6019, 6482, 9919, 12038, 12964, 19838, 24076, 39676, 42133, 50467, 84266, 100934, 168532, 201868, 353269, 656071, 706538, 1312142, 1413076, 2624284, 4592497, 9184994, 18369988]

約数ペア:

[(1, 18369988), (2, 9184994), (4, 4592497), (7, 2624284), (13, 1413076), (14, 1312142), (26, 706538), (28, 656071), (52, 353269), (91, 201868), (109, 168532), (182, 100934), (218, 84266), (364, 50467), (436, 42133), (463, 39676), (763, 24076), (926, 19838), (1417, 12964), (1526, 12038), (1852, 9919), (2834, 6482), (3052, 6019), (3241, 5668)]