18672790

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{463}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 34911360

約数和(自身を除く): 16238570

約数列:

[1, 2, 5, 10, 37, 74, 109, 185, 218, 370, 463, 545, 926, 1090, 2315, 4033, 4630, 8066, 17131, 20165, 34262, 40330, 50467, 85655, 100934, 171310, 252335, 504670, 1867279, 3734558, 9336395, 18672790]

約数ペア:

[(1, 18672790), (2, 9336395), (5, 3734558), (10, 1867279), (37, 504670), (74, 252335), (109, 171310), (185, 100934), (218, 85655), (370, 50467), (463, 40330), (545, 34262), (926, 20165), (1090, 17131), (2315, 8066), (4033, 4630)]