20524592

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{421}}^1$

素因数の和:717

約数の個数: 40

約数和(自身を含む): 43641552

約数和(自身を除く): 23116960

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 277, 421, 554, 842, 1108, 1684, 2216, 3047, 3368, 4432, 4631, 6094, 6736, 9262, 12188, 18524, 24376, 37048, 48752, 74096, 116617, 233234, 466468, 932936, 1282787, 1865872, 2565574, 5131148, 10262296, 20524592]

約数ペア:

[(1, 20524592), (2, 10262296), (4, 5131148), (8, 2565574), (11, 1865872), (16, 1282787), (22, 932936), (44, 466468), (88, 233234), (176, 116617), (277, 74096), (421, 48752), (554, 37048), (842, 24376), (1108, 18524), (1684, 12188), (2216, 9262), (3047, 6736), (3368, 6094), (4432, 4631)]