131806648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{4493}}^1$

素因数の和:4711

約数の個数: 32

約数和(自身を含む): 261550800

約数和(自身を除く): 129744152

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 193, 386, 772, 1544, 3667, 4493, 7334, 8986, 14668, 17972, 29336, 35944, 85367, 170734, 341468, 682936, 867149, 1734298, 3468596, 6937192, 16475831, 32951662, 65903324, 131806648]

約数ペア:

[(1, 131806648), (2, 65903324), (4, 32951662), (8, 16475831), (19, 6937192), (38, 3468596), (76, 1734298), (152, 867149), (193, 682936), (386, 341468), (772, 170734), (1544, 85367), (3667, 35944), (4493, 29336), (7334, 17972), (8986, 14668)]