199901168

素因数分解:

$2^4\times {\mathrm{1619}}^1\times {\mathrm{7717}}^1$

素因数の和:9344

約数の個数: 20

約数和(自身を含む): 387597960

約数和(自身を除く): 187696792

約数列:

[1, 2, 4, 8, 16, 1619, 3238, 6476, 7717, 12952, 15434, 25904, 30868, 61736, 123472, 12493823, 24987646, 49975292, 99950584, 199901168]

約数ペア:

[(1, 199901168), (2, 99950584), (4, 49975292), (8, 24987646), (16, 12493823), (1619, 123472), (3238, 61736), (6476, 30868), (7717, 25904), (12952, 15434)]