20055189

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{5107}}^1$

素因数の和:5145

約数の個数: 32

約数和(自身を含む): 35306496

約数和(自身を除く): 15251307

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 5107, 15321, 35749, 56177, 86819, 107247, 168531, 260457, 393239, 607733, 955009, 1179717, 1823199, 2865027, 6685063, 20055189]

約数ペア:

[(1, 20055189), (3, 6685063), (7, 2865027), (11, 1823199), (17, 1179717), (21, 955009), (33, 607733), (51, 393239), (77, 260457), (119, 168531), (187, 107247), (231, 86819), (357, 56177), (561, 35749), (1309, 15321), (3927, 5107)]