17389988

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 38320128

約数和(自身を除く): 20930140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 131, 154, 262, 308, 431, 524, 862, 917, 1441, 1724, 1834, 2882, 3017, 3668, 4741, 5764, 6034, 9482, 10087, 12068, 18964, 20174, 33187, 40348, 56461, 66374, 112922, 132748, 225844, 395227, 621071, 790454, 1242142, 1580908, 2484284, 4347497, 8694994, 17389988]

約数ペア:

[(1, 17389988), (2, 8694994), (4, 4347497), (7, 2484284), (11, 1580908), (14, 1242142), (22, 790454), (28, 621071), (44, 395227), (77, 225844), (131, 132748), (154, 112922), (262, 66374), (308, 56461), (431, 40348), (524, 33187), (862, 20174), (917, 18964), (1441, 12068), (1724, 10087), (1834, 9482), (2882, 6034), (3017, 5764), (3668, 4741)]