18487790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{1723}}^1$

素因数の和:1796

約数の個数: 32

約数和(自身を含む): 35376480

約数和(自身を除く): 16888690

約数列:

[1, 2, 5, 10, 29, 37, 58, 74, 145, 185, 290, 370, 1073, 1723, 2146, 3446, 5365, 8615, 10730, 17230, 49967, 63751, 99934, 127502, 249835, 318755, 499670, 637510, 1848779, 3697558, 9243895, 18487790]

約数ペア:

[(1, 18487790), (2, 9243895), (5, 3697558), (10, 1848779), (29, 637510), (37, 499670), (58, 318755), (74, 249835), (145, 127502), (185, 99934), (290, 63751), (370, 49967), (1073, 17230), (1723, 10730), (2146, 8615), (3446, 5365)]