2019445168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9708871}}^1$

素因数の和:9708892

約数の個数: 20

約数和(自身を含む): 4213650448

約数和(自身を除く): 2194205280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9708871, 19417742, 38835484, 77670968, 126215323, 155341936, 252430646, 504861292, 1009722584, 2019445168]

約数ペア:

[(1, 2019445168), (2, 1009722584), (4, 504861292), (8, 252430646), (13, 155341936), (16, 126215323), (26, 77670968), (52, 38835484), (104, 19417742), (208, 9708871)]