20304018

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{9479}}^1$

素因数の和:9511

約数の個数: 48

約数和(自身を含む): 53239680

約数和(自身を除く): 32935662

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 9479, 18958, 28437, 56874, 66353, 85311, 132706, 161143, 170622, 199059, 322286, 398118, 483429, 597177, 966858, 1128001, 1194354, 1450287, 2256002, 2900574, 3384003, 6768006, 10152009, 20304018]

約数ペア:

[(1, 20304018), (2, 10152009), (3, 6768006), (6, 3384003), (7, 2900574), (9, 2256002), (14, 1450287), (17, 1194354), (18, 1128001), (21, 966858), (34, 597177), (42, 483429), (51, 398118), (63, 322286), (102, 199059), (119, 170622), (126, 161143), (153, 132706), (238, 85311), (306, 66353), (357, 56874), (714, 28437), (1071, 18958), (2142, 9479)]