13139728

素因数分解:

$2^4\times 7^1\times {\mathrm{117319}}^1$

素因数の和:117334

約数の個数: 20

約数和(自身を含む): 29095360

約数和(自身を除く): 15955632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 117319, 234638, 469276, 821233, 938552, 1642466, 1877104, 3284932, 6569864, 13139728]

約数ペア:

[(1, 13139728), (2, 6569864), (4, 3284932), (7, 1877104), (8, 1642466), (14, 938552), (16, 821233), (28, 469276), (56, 234638), (112, 117319)]