209901616

素因数分解:

$2^4\times {\mathrm{1321}}^1\times {\mathrm{9931}}^1$

素因数の和:11260

約数の個数: 20

約数和(自身を含む): 407033224

約数和(自身を除く): 197131608

約数列:

[1, 2, 4, 8, 16, 1321, 2642, 5284, 9931, 10568, 19862, 21136, 39724, 79448, 158896, 13118851, 26237702, 52475404, 104950808, 209901616]

約数ペア:

[(1, 209901616), (2, 104950808), (4, 52475404), (8, 26237702), (16, 13118851), (1321, 158896), (2642, 79448), (5284, 39724), (9931, 21136), (10568, 19862)]