19707514

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{2411}}^1$

素因数の和:2541

約数の個数: 16

約数和(自身を含む): 30506976

約数和(自身を除く): 10799462

約数列:

[1, 2, 61, 67, 122, 134, 2411, 4087, 4822, 8174, 147071, 161537, 294142, 323074, 9853757, 19707514]

約数ペア:

[(1, 19707514), (2, 9853757), (61, 323074), (67, 294142), (122, 161537), (134, 147071), (2411, 8174), (4087, 4822)]