201680392

素因数分解:

$2^3\times {\mathrm{991}}^1\times {\mathrm{25439}}^1$

素因数の和:26436

約数の個数: 16

約数和(自身を含む): 378547200

約数和(自身を除く): 176866808

約数列:

[1, 2, 4, 8, 991, 1982, 3964, 7928, 25439, 50878, 101756, 203512, 25210049, 50420098, 100840196, 201680392]

約数ペア:

[(1, 201680392), (2, 100840196), (4, 50420098), (8, 25210049), (991, 203512), (1982, 101756), (3964, 50878), (7928, 25439)]