20180914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{7121}}^1$

素因数の和:7245

約数の個数: 16

約数和(自身を含む): 32903640

約数和(自身を除く): 12722726

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 7121, 14242, 92573, 185146, 776189, 1552378, 10090457, 20180914]

約数ペア:

[(1, 20180914), (2, 10090457), (13, 1552378), (26, 776189), (109, 185146), (218, 92573), (1417, 14242), (2834, 7121)]