20145154421

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{8929}}^1$

素因数の和:9285

約数の個数: 32

約数和(自身を含む): 24497633280

約数和(自身を除く): 4352478859

約数列:

[1, 7, 31, 37, 217, 259, 281, 1147, 1967, 8029, 8711, 8929, 10397, 60977, 62503, 72779, 276799, 322307, 330373, 1937593, 2256149, 2312611, 2509049, 10241563, 17563343, 71690941, 77780519, 92834813, 544463633, 649843691, 2877879203, 20145154421]

約数ペア:

[(1, 20145154421), (7, 2877879203), (31, 649843691), (37, 544463633), (217, 92834813), (259, 77780519), (281, 71690941), (1147, 17563343), (1967, 10241563), (8029, 2509049), (8711, 2312611), (8929, 2256149), (10397, 1937593), (60977, 330373), (62503, 322307), (72779, 276799)]