19689106

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{2441}}^1$

素因数の和:2589

約数の個数: 16

約数和(自身を含む): 30622680

約数和(自身を除く): 10933574

約数列:

[1, 2, 37, 74, 109, 218, 2441, 4033, 4882, 8066, 90317, 180634, 266069, 532138, 9844553, 19689106]

約数ペア:

[(1, 19689106), (2, 9844553), (37, 532138), (74, 266069), (109, 180634), (218, 90317), (2441, 8066), (4033, 4882)]