30920142

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20369}}^1$

素因数の和:20408

約数の個数: 32

約数和(自身を含む): 70398720

約数和(自身を除く): 39478578

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 759, 1518, 20369, 40738, 61107, 122214, 224059, 448118, 468487, 672177, 936974, 1344354, 1405461, 2810922, 5153357, 10306714, 15460071, 30920142]

約数ペア:

[(1, 30920142), (2, 15460071), (3, 10306714), (6, 5153357), (11, 2810922), (22, 1405461), (23, 1344354), (33, 936974), (46, 672177), (66, 468487), (69, 448118), (138, 224059), (253, 122214), (506, 61107), (759, 40738), (1518, 20369)]